{"id":3437,"date":"2025-03-30T21:57:12","date_gmt":"2025-03-30T13:57:12","guid":{"rendered":"https:\/\/fushuling.com\/?p=3437"},"modified":"2025-07-14T23:55:18","modified_gmt":"2025-07-14T15:55:18","slug":"%e5%86%8d%e8%b0%88%e9%a2%84%e7%bc%96%e8%af%91%e4%b8%8esql%e6%b3%a8%e5%85%a5","status":"publish","type":"post","link":"https:\/\/fushuling.com\/index.php\/2025\/03\/30\/%e5%86%8d%e8%b0%88%e9%a2%84%e7%bc%96%e8%af%91%e4%b8%8esql%e6%b3%a8%e5%85%a5\/","title":{"rendered":"\u518d\u8c08\u9884\u7f16\u8bd1\u4e0esql\u6ce8\u5165"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u524d\u8a00<\/h2>\n\n\n\n<p>\u8003\u5b8c\u7814\u4e4b\u540e\u6bd4\u8f83\u95f2\uff0c\u6b63\u597d\u518d\u804a\u804a\u8fd9\u4e2a\u8bdd\u9898\uff0c23\u5e74\u7684\u65f6\u5019\u6211\u5199\u4e86\u4e00\u7bc7\u5173\u4e8e<a href=\"https:\/\/fushuling.com\/index.php\/2023\/10\/27\/%E9%A2%84%E7%BC%96%E8%AF%91%E4%B8%8Esql%E6%B3%A8%E5%85%A5\/\">\u9884\u7f16\u8bd1\u4e0esql\u6ce8\u5165<\/a>\u7684\u6587\u7ae0\uff0c\u5728\u535a\u5ba2\u4e0a\u6d4f\u89c8\u91cf\u8fd8\u86ee\u9ad8\u7684\uff0c\u4e0d\u8fc7\u73b0\u5728\u56de\u5934\u770b\u611f\u89c9\u5199\u7684\u8fd8\u662f\u592a\u7b80\u5355\u4e86\uff0c\u8fd9\u6b21\u6211\u4eec\u518d\u5199\u7684\u6df1\u5165\u4e00\u70b9\u518d\u8c08\u8c08\u8fd9\u4e2a\u95ee\u9898\u3002\u5728\u4e0a\u6b21\u7684\u6587\u7ae0\u91cc\uff0c\u6211\u63d0\u5230\uff0c\u56e0\u4e3a\u9884\u7f16\u8bd1\u7684\u65f6\u5019\u4f1a\u7ed9\u53c2\u6570\u81ea\u52a8\u5e26\u4e0a\u5f15\u53f7\uff0c\u6240\u4ee5\u5bfc\u81f4\u6709\u4e9b\u4f4d\u7f6e\u7684\u6267\u884c\u4f1a\u62a5\u9519\uff0c\u56e0\u6b64\u6709\u4e9b\u4f4d\u7f6e\u4e0d\u80fd\u8fdb\u884c\u9884\u7f16\u8bd1\u3002<\/p>\n\n\n\n<p>\u4f60\u6709\u6ca1\u6709\u597d\u5947\u4e00\u4e2a\u95ee\u9898\uff0c\u4e3a\u4ec0\u4e48\u4f7f\u7528\u9884\u7f16\u8bd1\u7684\u65f6\u5019\u4f1a\u5bfc\u81f4\u53c2\u6570\u5e26\u4e0a\u5f15\u53f7\uff0c\u800c\u4e14\u4e3a\u4ec0\u4e48\u5927\u4f19\u4f3c\u4e4e\u90fd\u7ea6\u5b9a\u4fd7\u6210\uff0c\u8ba4\u4e3a\u6709\u4e9b\u4f4d\u7f6e\u6ca1\u6cd5\u9884\u7f16\u8bd1\u5c31\u6ca1\u6cd5\u9884\u7f16\u8bd1\u5427\uff0c\u4e5f\u653e\u4efb\u4e0d\u7ba1\u4e86\uff0c\u5373\u4f7f\u9884\u7f16\u8bd1\u8fd9\u4e2a\u6280\u672f\u4e0d\u662f\u4e3a\u4e86\u9632\u62a4sql\u6ce8\u5165\u800c\u63d0\u51fa\u7684\uff0c\u4e3a\u4ec0\u4e48\u5b89\u5168\u754c\u91cc\u4e0d\u4e13\u95e8\u63d0\u51fa\u4e00\u4e2a\u9488\u5bf9sql\u9632\u5fa1\u7684<strong>\u5b89\u5168\u9884\u7f16\u8bd1\u6280\u672f<\/strong>\u5462\uff0c\u5982\u679c\u628a\u9884\u7f16\u8bd1\u5f53\u4f5c\u5b88\u62a4\u4ee3\u7801\u5b89\u5168\u7684\u4e00\u5708\u57ce\u5899\uff0c\u6ca1\u6cd5\u88ab\u9884\u7f16\u8bd1\u7684\u4f4d\u7f6e\u7684\u51fa\u73b0\u76f8\u5f53\u4e8e\u8fd9\u4e2a\u57ce\u5899\u4fee\u4e86\u4e00\u534a\u5c31\u4e0d\u4fee\u4e86\uff0c\u90a3\u4e48\u4f60\u73b0\u5728\u89c9\u5f97\u8fd9\u79cd\u9632\u5fa1\u8fd8\u6709\u4ef7\u503c\u5417\uff1f\u6211\u8ba4\u4e3a\u662f\u6ca1\u6709\u7684\uff0c\u5bf9\u4e8e\u4e00\u4e2a\u9632\u62a4\u6280\u672f\u800c\u8a00\uff0c\u53ea\u6709\u5b89\u5168\u548c\u4e0d\u5b89\u5168\u4e4b\u5206\uff0c\u4ece\u8fd9\u4e2a\u89d2\u5ea6\u770b\uff0c\u6211\u8ba4\u4e3a\u9884\u7f16\u8bd1\u5728\u9632\u5fa1sql\u6ce8\u5165\u4e0a\u5b8c\u5168\u662f\u4e00\u4e2a\u4e0d\u5408\u683c\u7684\u6280\u672f\uff0c\u90a3\u5c31\u8ba9\u6211\u4eec\u6df1\u5165\u5e95\u5c42\uff0c\u7814\u7a76\u7814\u7a76\u4e3a\u4ec0\u4e48\u4e3a\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9884\u7f16\u8bd1\u7684\u7f3a\u9677<\/h2>\n\n\n\n<p>\u7ffb\u5f00\u8fd9\u4e2a\u4e0d\u652f\u6301\u4e2d\u6587\u7684<a href=\"https:\/\/dev.mysql.com\/doc\/refman\/5.7\/en\/sql-prepared-statements.html\">mysql\u5b98\u7f51<\/a>\uff0c\u8fd9\u91cc\u63d0\u5230\u4e86mysql\u5bf9\u4e8e\u9884\u7f16\u8bd1\u7684\u6838\u5fc3\u8bbe\u8ba1\u601d\u60f3\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2F28-1.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2F28-1.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>MySQL 5.7 \u63d0\u4f9b\u4e86\u5bf9\u670d\u52a1\u5668\u7aef\u9884\u5904\u7406\u8bed\u53e5\u7684\u652f\u6301\u3002\u6b64\u652f\u6301\u5229\u7528\u4e86\u9ad8\u6548\u7684\u5ba2\u6237\u7aef\/\u670d\u52a1\u5668\u4e8c\u8fdb\u5236\u534f\u8bae\u3002\u4f7f\u7528\u5e26\u6709\u5360\u4f4d\u7b26\u7684\u9884\u5904\u7406\u8bed\u53e5\u4f5c\u4e3a\u53c2\u6570\u503c\u5177\u6709\u4ee5\u4e0b\u597d\u5904\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6bcf\u6b21\u6267\u884c\u8bed\u53e5\u65f6\u89e3\u6790\u8bed\u53e5\u7684\u5f00\u9500\u66f4\u5c11\u3002\u901a\u5e38\uff0c\u6570\u636e\u5e93\u5e94\u7528\u7a0b\u5e8f\u4f1a\u5904\u7406\u5927\u91cf\u51e0\u4e4e\u76f8\u540c\u7684\u8bed\u53e5\uff0c\u53ea\u4f1a\u66f4\u6539\u5b50\u53e5\u4e2d\u7684\u6587\u5b57\u6216\u53d8\u91cf\u503c\uff0c\u4f8b\u5982\u67e5\u8be2\u548c\u5220\u9664\u7684 WHERE\u3001\u66f4\u65b0\u7684 SET \u548c\u63d2\u5165\u7684 VALUES\u3002<\/li>\n\n\n\n<li>\u9632\u6b62 SQL \u6ce8\u5165\u653b\u51fb\u3002\u53c2\u6570\u503c\u53ef\u4ee5\u5305\u542b\u672a\u8f6c\u4e49\u7684 SQL \u5f15\u53f7\u548c\u5206\u9694\u7b26\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\u548c\u6211\u4e4b\u524d\u8bf4\u7684\u5dee\u4e0d\u591a\uff0c\u9996\u5148\uff0c\u6700\u4e3b\u8981\u7684\u4f5c\u7528\u662f\u4e3a\u4e86\u51cf\u5c11\u6570\u636e\u5e93\u5904\u7406\u8fd9\u4e9b\u51e0\u4e4e\u76f8\u540c\u8bed\u53e5\u7684\u8d1f\u62c5\uff0c\u5176\u6b21\u624d\u662f\u9632\u6b62sql\u6ce8\u5165\uff0c\u56e0\u4e3a\u4f7f\u7528\u4e86\u9884\u7f16\u8bd1\u65f6\u53c2\u6570\u503c\u91cc\u53ef\u4ee5\u5305\u542b\u672a\u8f6c\u4e49\u7684SQL\u5f15\u53f7\u548c\u5206\u9694\u7b26\u3002\u6240\u4ee5\u6b63\u662f\u51fa\u4e8e\u4e3a\u4e86\u53ef\u4ee5\u8ba9\u53c2\u6570\u503c\u91cc\u53ef\u4ee5\u5305\u542b\u672a\u8f6c\u4e49\u7684\u7b26\u53f7\uff0c\u624d\u8ba9mysql\u9ed8\u8ba4\u7ed9\u6240\u6709\u53c2\u6570\u90fd\u6253\u4e0a\u4e86\u5f15\u53f7\u5417\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FBFFAFB9078F91E2BFB221A6AFC111DBA-29-2.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FBFFAFB9078F91E2BFB221A6AFC111DBA-29-2.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:288px;height:auto\"\/><\/div><\/figure>\n\n\n\n<p>\u5e26\u7740\u8fd9\u6837\u7684\u7591\u95ee\u6211\u63a5\u7740\u5f80\u4e0b\u770b\u3002<\/p>\n\n\n\n<p>mysql\u91cc\u628a\u9884\u7f16\u8bd1\u7684\u67e5\u8be2\u5206\u4e3a\u4e24\u4e2a\u9636\u6bb5\u2014\u2014prepare\u548cexecute\uff0cprepare\u7684\u7528\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PREPARE stmt_name FROM preparable_stmt<\/code><\/pre>\n\n\n\n<p>PREPARE \u8bed\u53e5\u51c6\u5907 SQL \u8bed\u53e5\u5e76\u4e3a\u5176\u5206\u914d\u4e00\u4e2a\u540d\u79f0 stmt_name\uff0c\u4ee5\u4fbf\u7a0d\u540e\u5f15\u7528\u8be5\u8bed\u53e5\u3002\u4f7f\u7528 EXECUTE \u6267\u884c\u51c6\u5907\u597d\u7684\u8bed\u53e5\uff0c\u5e76\u4f7f\u7528 DEALLOCATE PREPARE \u91ca\u653e\u8be5\u8bed\u53e5\uff0c\u8bed\u53e5\u540d\u79f0\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u3002preparable_stmt \u662f\u5305\u542b SQL \u8bed\u53e5\u6587\u672c\u7684\u5b57\u7b26\u4e32\u6587\u5b57\u6216\u7528\u6237\u53d8\u91cf\u3002\u6587\u672c\u5fc5\u987b\u8868\u793a\u5355\u4e2a\u8bed\u53e5\uff0c\u800c\u4e0d\u662f\u591a\u4e2a\u8bed\u53e5\u3002<\/p>\n\n\n\n<p>\u5728\u8bed\u53e5\u4e2d\uff0c? \u5b57\u7b26\u53ef\u7528\u4f5c\u53c2\u6570\u6807\u8bb0\uff0c\u4ee5\u6307\u793a\u7a0d\u540e\u6267\u884c\u67e5\u8be2\u65f6\u6570\u636e\u503c\u8981\u7ed1\u5b9a\u5230\u67e5\u8be2\u7684\u4f4d\u7f6e\u3002? \u5b57\u7b26\u4e0d\u5e94\u62ec\u5728\u5f15\u53f7\u4e2d\uff0c\u5373\u4f7f\u60a8\u6253\u7b97\u5c06\u5b83\u4eec\u7ed1\u5b9a\u5230\u5b57\u7b26\u4e32\u503c\u3002\u53c2\u6570\u6807\u8bb0\u53ea\u80fd\u7528\u4e8e\u5e94\u51fa\u73b0\u6570\u636e\u503c\u7684\u4f4d\u7f6e\uff0c\u800c\u4e0d\u80fd\u7528\u4e8e SQL \u5173\u952e\u5b57\u3001\u6807\u8bc6\u7b26\u7b49\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u5c31\u5f88\u6709\u8da3\u4e86\uff0c\u56e0\u4e3amysql\u660e\u786e\u6307\u51fa\uff0c\u53c2\u6570\u6807\u8bb0\u53ea\u80fd\u7528\u4e8e\u5e94\u51fa\u73b0\u6570\u636e\u503c\u7684\u4f4d\u7f6e\u800c\u4e0d\u80fd\u7528\u4e8e\u5173\u952e\u5b57\uff0c\u9884\u7f16\u8bd1\u4e3b\u8981\u7528\u4e8e\u7ed1\u5b9a\u6570\u636e\u503c\uff0c\u800c SQL \u7ed3\u6784\u90e8\u5206\uff08\u7ed3\u6784\u5316\u67e5\u8be2\u90e8\u5206\uff0c\u5982\u8868\u540d\u3001\u5217\u540d\u3001\u5173\u952e\u5b57\u7b49\uff09\u4e0d\u80fd\u4f7f\u7528\u5360\u4f4d\u7b26\u7ed1\u5b9a\u3002<\/p>\n\n\n\n<p>\u9884\u7f16\u8bd1\u7684\u6267\u884c\u6d41\u7a0b\u662f<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SQL \u89e3\u6790\u9636\u6bb5<\/strong>\uff1a\u6570\u636e\u5e93\u670d\u52a1\u5668\u89e3\u6790 SQL \u8bed\u53e5\uff0c\u68c0\u67e5\u8bed\u6cd5\uff0c\u521b\u5efa\u6267\u884c\u8ba1\u5212\uff0c\u5e76\u4e3a\u5360\u4f4d\u7b26\u7559\u51fa\u4f4d\u7f6e\u3002<\/li>\n\n\n\n<li><strong>\u7ed1\u5b9a\u53c2\u6570<\/strong>\uff1a\u6267\u884c\u65f6\uff0c\u6570\u636e\u5e93\u5c06\u7528\u6237\u63d0\u4f9b\u7684\u6570\u636e\u586b\u5145\u5230\u9884\u7559\u7684\u4f4d\u7f6e\uff0c\u6267\u884c\u67e5\u8be2\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6bd4\u5982\u5bf9\u4e8e\u8bed\u53e5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$stmt = $db-&gt;prepare(\"SELECT * FROM users WHERE username = :username\");\n$stmt-&gt;bindParam(':username', $username);\n$stmt-&gt;execute();<\/code><\/pre>\n\n\n\n<p>\u5728\u89e3\u6790\u9636\u6bb5\uff0c\u6570\u636e\u5e93\u5df2\u7ecf\u77e5\u9053 <code>username = ?<\/code> \u7684 SQL \u7ed3\u6784\uff0c\u4e0d\u7ba1 <code>:username<\/code> \u7684\u503c\u662f\u4ec0\u4e48\uff0c\u90fd\u4e0d\u4f1a\u5f71\u54cd SQL \u7ed3\u6784\u672c\u8eab\uff0c\u800c\u67e5\u8be2\u4f18\u5316\u5668\u53ef\u4ee5\u590d\u7528\u8fd9\u4e2a\u67e5\u8be2\u7684\u6267\u884c\u8ba1\u5212\uff0c\u63d0\u9ad8\u6027\u80fd\u5e76\u9632\u6b62 SQL \u6ce8\u5165\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u5141\u8bb8\u9884\u7f16\u8bd1\u7ed1\u5b9a\u5217\u540d\u6216\u8868\u540d\uff0c\u90a3\u4e48SQL\u7ed3\u6784\u90e8\u5206\u4f1a\u5f71\u54cd\u67e5\u8be2\u8ba1\u5212\uff0c\u6bd4\u5982\u4e0b\u9762\u7684\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$stmt = $db-&gt;prepare(\"SELECT * FROM users ORDER BY :column\");\n$stmt-&gt;bindParam(':column', $column);\n$stmt-&gt;execute();<\/code><\/pre>\n\n\n\n<p>\u9996\u5148\uff0c\u8fd9\u6837\u7684\u5199\u6cd5\u4f1a\u5bfc\u81f4\u67e5\u8be2\u4f18\u5316\u5931\u8d25\uff0c\u6570\u636e\u5e93\u7684\u67e5\u8be2\u4f18\u5316\u5668\u5728\u9884\u7f16\u8bd1\u9636\u6bb5\u65e0\u6cd5\u786e\u5b9a <code>ORDER BY :column<\/code> \u5177\u4f53\u4f1a\u5982\u4f55\u6267\u884c\uff0c\u4e0d\u540c\u5217\u7d22\u5f15\u53ef\u80fd\u5bfc\u81f4\u4e0d\u540c\u7684\u67e5\u8be2\u8ba1\u5212\uff0c\u5176\u6b21\u8fd9\u6837\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u590d\u7528\u6267\u884c\u8ba1\u5212\uff0c\u5982\u679c <code>:column<\/code> \u53ef\u80fd\u662f <code>id<\/code>\u3001<code>username<\/code>\u3001<code>email<\/code>\uff0c\u4e0d\u540c\u5217\u7684\u7d22\u5f15\u548c\u6392\u5e8f\u65b9\u5f0f\u4e0d\u540c\uff0c\u6570\u636e\u5e93\u5fc5\u987b\u4e3a\u6bcf\u4e2a\u4e0d\u540c\u7684\u5217\u751f\u6210\u65b0\u7684\u6267\u884c\u8ba1\u5212\uff0c\u5931\u53bb\u4e86\u9884\u7f16\u8bd1\u7684\u4f18\u52bf\uff0c\u56e0\u6b64\u9884\u7f16\u8bd1\u7ed1\u5b9a\u7684\u503c\u59cb\u7ec8\u662f\u6570\u636e\u503c\uff0c\u4e0d\u4f1a\u5f71\u54cd SQL \u7ed3\u6784\u3002<\/p>\n\n\n\n<p>\u4f46\u8fd9\u662f\u9884\u7f16\u8bd1\u7684\u95ee\u9898\u53c8\u4e0d\u662f\u6211\u7684\u95ee\u9898\uff0c\u4f60\u4eec\u8bbe\u8ba1\u9884\u7f16\u8bd1\u7684\u65f6\u5019\u96be\u9053\u5c31\u771f\u7684\u4e0d\u80fd\u8003\u8651\u5230\u8fd9\u4e9b\u88ab\u4e0d\u80fd\u88ab\u9884\u7f16\u8bd1\u7684\u4f4d\u7f6e\u5417\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2F8CD0B9FF7520B106A3770FE540857E03-29-1.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2F8CD0B9FF7520B106A3770FE540857E03-29-1.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u6bd4\u5982\u62ff\u5178\u4e2d\u5178\u7684order by\u4e3a\u4f8b\uff0c\u5982\u679c\u4e0d\u4f7f\u7528\u9884\u7f16\u8bd1\u7684\u5199\u6cd5\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$column = $_POST&#91;'column']; \/\/ \u9700\u8981\u6392\u5e8f\u7684\u5217\u540d\n\n\ntry {\n    $db = new PDO(\"mysql:host=localhost;dbname=test\", \"root\", \"root\");\n    $db-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n\n    \/\/ \u624b\u52a8\u62fc\u63a5 SQL\n    $sql = \"SELECT * FROM test ORDER BY $column\";\n\n    \/\/ \u76f4\u63a5\u6267\u884c SQL \u8bed\u53e5\uff08\u4e0d\u4f7f\u7528\u9884\u7f16\u8bd1\uff09\n    $result = $db-&gt;query($sql)-&gt;fetchAll(PDO::FETCH_ASSOC);\n\n    var_dump($result);\n} catch (PDOException $e) {\n    echo \"\u6570\u636e\u5e93\u9519\u8bef: \" . $e-&gt;getMessage();\n}\n\n$db = null;<\/code><\/pre>\n\n\n\n<p>\u8fd9\u91cc\u73b0\u5728\u663e\u7136\u662f\u5b58\u5728\u6ce8\u5165\u7684\uff0c\u6bd4\u5982\u6211\u4eecpost\u4e00\u4e2a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>column=password ;INSERT INTO test (id, username, password) VALUES (4, '5', '6');<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u6570\u636e\u5e93\u7684\u7ed3\u679c\u662f\uff0c\u786e\u5b9e\u88ab\u6ce8\u5165\u4e86\u4e00\u6761\u6570\u636e<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250328204106-28-2.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250328204106-28-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u6211\u4eec\u628a\u8fd9\u884c\u6570\u636e\u5220\u4e86\uff0c\u7528\u9884\u7f16\u8bd1\u7684\u5199\u6cd5\u5199\u4e00\u4e2a\u6d4b\u8bd5\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$id = $_POST&#91;'id'];\n\n$db = new PDO(\"mysql:host=localhost;dbname=test\", \"root\", \"root\");\n$db-&gt;setAttribute(PDO::ATTR_EMULATE_PREPARES, false);\n\n$stmt = $db-&gt;prepare(\"SELECT password FROM test where id= :id\");\n\n$stmt-&gt;bindParam(':id', $id);\n\n$stmt-&gt;execute();\n\n$result = $stmt-&gt;fetchAll(PDO::FETCH_ASSOC);\n\nvar_dump($result);\n\n$db = null;<\/code><\/pre>\n\n\n\n<p>\u9996\u5148\uff0c\u8fd9\u6837\u7684\u5199\u6cd5\u786e\u5b9e\u662f\u80fd\u9632\u5fa1sql\u6ce8\u5165\uff0c\u6bd4\u5982\u4e0b\u9762\u662f\u4e00\u4e2a\u5178\u578b\u7684\u8054\u5408\u6ce8\u5165<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250328205617-28-4.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250328205617-28-4.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u4f46\u5982\u679c\u6211\u4eec\u8f93\u5165poc\uff0c\u6ce8\u5165\u4f1a\u5931\u8d25\uff0c\u65e5\u5fd7\u91cc\u7684\u6267\u884c\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2025-03-28T12:57:23.353790Z\t   80 Prepare\tSELECT password FROM test where id= ?\n2025-03-28T12:57:23.353833Z\t   80 Execute\tSELECT password FROM test where id= '2 union select password from test where id =1'\n2025-03-28T12:57:23.354292Z\t   80 Close stmt\t\n2025-03-28T12:57:23.354317Z\t   80 Quit\t<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u6211\u4eec\u6539\u4e00\u4e0b\u4ee3\u7801\uff0c\u628a\u53c2\u6570\u7ed1\u5b9a\u5230\u5217\u540d\u4e0a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$id = $_POST&#91;'id'];\n\n$db = new PDO(\"mysql:host=localhost;dbname=test\", \"root\", \"root\");\n$db-&gt;setAttribute(PDO::ATTR_EMULATE_PREPARES, false);\n\n$stmt = $db-&gt;prepare(\"SELECT password FROM test order by :id\");\n\n$stmt-&gt;bindParam(':id', $id);\n\n$stmt-&gt;execute();\n\n$result = $stmt-&gt;fetchAll(PDO::FETCH_ASSOC);\n\nvar_dump($result);\n\n$db = null;<\/code><\/pre>\n\n\n\n<p>\u8fd9\u65f6\u6211\u4eec\u518dpost\u4e00\u4e2aid\uff0c\u65e5\u5fd7\u91cc\u6267\u884c\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2025-03-28T12:59:24.079954Z\t   85 Prepare\tSELECT password FROM test order by ?\n2025-03-28T12:59:24.080039Z\t   85 Execute\tSELECT password FROM test order by 'id'\n2025-03-28T12:59:24.080601Z\t   85 Close stmt\t\n2025-03-28T12:59:24.080633Z\t   85 Quit\t<\/code><\/pre>\n\n\n\n<p>\u9996\u5148\uff0c\u56e0\u4e3a\u52a0\u4e86\u5f15\u53f7\u6240\u4ee5order by\u8fd9\u6b21\u6392\u5e8f\u5176\u5b9e\u6267\u884c\u7ed3\u679c\u9519\u4e86\uff0c\u8fd9\u91cc\u6682\u4e14\u6309\u4e0b\u4e0d\u8868\uff0c\u8fd9\u65f6\u5982\u679c\u6211\u4eec\u60f3post\u4e00\u4e2apoc\uff0c\u6bd4\u5982<code>id;INSERT INTO test (id, username, password) VALUES (4, '5', '6');<\/code>\uff0c\u6570\u636e\u5e93\u65e5\u5fd7\u4e2d\u7684\u6267\u884c\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2025-03-28T13:01:45.464865Z\t   86 Prepare\tSELECT password FROM test order by ?\n2025-03-28T13:01:45.464918Z\t   86 Execute\tSELECT password FROM test order by 'id;INSERT INTO test (id, username, password) VALUES (4, \\'5\\', \\'6\\');'\n2025-03-28T13:01:45.465150Z\t   86 Close stmt\t\n2025-03-28T13:01:45.465183Z\t   86 Quit\t<\/code><\/pre>\n\n\n\n<p>\u4f60\u5148\u522b\u7ba1\u6267\u884c\u7ed3\u679c\u5bf9\u4e0d\u5bf9\uff0c\u53cd\u6b63\u786e\u5b9e\u9632\u6b62\u4e86sql\u6ce8\u5165\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FF230A85FB6D48916FDFDAE866C6C07AE-29-3.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FF230A85FB6D48916FDFDAE866C6C07AE-29-3.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:229px;height:auto\"\/><\/div><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u6211\u7a81\u7136\u6709\u4e86\u4e00\u4e2a\u975e\u5e38\u6709\u8da3\u7684\u60f3\u6cd5\uff0c\u5982\u679c\u6211\u4fee\u6539\u9884\u7f16\u8bd1\u7684\u903b\u8f91\uff0c\u8ba9excute\u8fd9\u91cc\u4e0d\u5e26\u4e0a\u5f15\u53f7\uff0c\u8fd9\u6b21\u6267\u884c\u7a76\u7adf\u4f1a\u6ce8\u5165\u6210\u529f\u8fd8\u662f\u6ce8\u5165\u5931\u8d25\u5462\uff0c\u5230\u8fd9\u91cc\u6211\u7ffbmysql\u5b98\u7f51\u5c31\u6ca1\u7ffb\u5230\u5565\u7ed3\u679c\u4e86\uff0c\u53cd\u6b63mysql\u4e00\u518d\u91cd\u7533\u53c2\u6570\u6807\u8bb0\u53ea\u80fd\u7528\u4e8e\u5e94\u51fa\u73b0\u6570\u636e\u503c\u7684\u4f4d\u7f6e\uff0c\u4e0d\u80fd\u7528\u4e8e SQL \u5173\u952e\u5b57\u3001\u6807\u8bc6\u7b26\u7b49\uff0c\u4f46\u4e5f\u6ca1\u8bf4\u4e3a\u5565\u4e0d\u80fd\uff0c\u53cd\u6b63\u6211\u4eec\u4e4b\u524d\u867d\u7136\u6267\u884c\u7ed3\u679c\u9519\u8bef\u4e86\uff0c\u90fd\u8fd8\u662f\u80fd\u6267\u884c\u8bed\u53e5\uff0c\u4e8e\u662f\u6211\u5c31\u53bb\u7ffb\u4e86\u4e00\u4e0bphp\u7684\u5b98\u65b9\u6587\u6863\uff0c\u53c8\u662f\u7ecf\u5178\u7684\u6ca1\u4e2d\u6587\uff1a<a href=\"https:\/\/www.php.net\/manual\/zh\/mysqli.quickstart.prepared-statements.php\">https:\/\/www.php.net\/manual\/zh\/mysqli.quickstart.prepared-statements.php<\/a><\/p>\n\n\n\n<p>\u8fd9\u91cc\u63d0\u5230\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329211158-28-4.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329211158-28-4.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u51c6\u5907\u597d\u7684\u8bed\u53e5\u6267\u884c\u5305\u62ec\u4e24\u4e2a\u9636\u6bb5\uff1a\u51c6\u5907\u548c\u6267\u884c\u3002\u5728\u51c6\u5907\u9636\u6bb5\uff0c\u8bed\u53e5\u6a21\u677f\u88ab\u53d1\u9001\u5230\u6570\u636e\u5e93\u670d\u52a1\u5668\u3002\u670d\u52a1\u5668\u6267\u884c\u8bed\u6cd5\u68c0\u67e5\u5e76\u521d\u59cb\u5316\u670d\u52a1\u5668\u5185\u90e8\u8d44\u6e90\u4ee5\u4f9b\u7a0d\u540e\u4f7f\u7528\uff0c\u540c\u65f6 MySQL \u670d\u52a1\u5668\u652f\u6301\u4f7f\u7528\u533f\u540d\u4f4d\u7f6e\u5360\u4f4d\u7b26?\u3002\u800c\u51c6\u5907\u4e4b\u540e\u662f\u6267\u884c\uff0c\u5728\u6267\u884c\u671f\u95f4\uff0c\u5ba2\u6237\u7aef\u7ed1\u5b9a\u53c2\u6570\u503c\u5e76\u5c06\u5176\u53d1\u9001\u5230\u670d\u52a1\u5668\u3002\u670d\u52a1\u5668\u4f7f\u7528\u5148\u524d\u521b\u5efa\u7684\u5185\u90e8\u8d44\u6e90\u6267\u884c\u5177\u6709\u7ed1\u5b9a\u503c\u7684\u8bed\u53e5\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u91cd\u590d\u6267\u884c\u7684\u60c5\u51b5\uff0c\u6bcf\u6b21\u6267\u884c\u65f6\uff0c\u90fd\u4f1a\u8bc4\u4f30\u7ed1\u5b9a\u53d8\u91cf\u7684\u5f53\u524d\u503c\u5e76\u5c06\u5176\u53d1\u9001\u5230\u670d\u52a1\u5668\u3002\u4e0d\u4f1a\u518d\u6b21\u89e3\u6790\u8be5\u8bed\u53e5\u3002\u8bed\u53e5\u6a21\u677f\u4e0d\u4f1a\u518d\u6b21\u4f20\u8f93\u5230\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u4e5f\u63d0\u5230\u4e86\uff0c\u7ed1\u5b9a\u53d8\u91cf\u4e0e\u67e5\u8be2\u5206\u5f00\u53d1\u9001\u5230\u670d\u52a1\u5668\uff0c\u56e0\u6b64\u4e0d\u4f1a\u5e72\u6270\u67e5\u8be2\u3002\u5728\u89e3\u6790\u8bed\u53e5\u6a21\u677f\u540e\uff0c\u670d\u52a1\u5668\u5728\u6267\u884c\u65f6\u76f4\u63a5\u4f7f\u7528\u8fd9\u4e9b\u503c\u3002\u7ed1\u5b9a\u53c2\u6570\u4e0d\u9700\u8981\u8f6c\u4e49\uff0c\u56e0\u4e3a\u5b83\u4eec\u6c38\u8fdc\u4e0d\u4f1a\u76f4\u63a5\u66ff\u6362\u5230\u67e5\u8be2\u5b57\u7b26\u4e32\u4e2d\u3002\u5fc5\u987b\u5411\u670d\u52a1\u5668\u63d0\u4f9b\u7ed1\u5b9a\u53d8\u91cf\u7c7b\u578b\u7684\u63d0\u793a\uff0c\u4ee5\u521b\u5efa\u9002\u5f53\u7684\u8f6c\u6362\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329211907-29-5.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329211907-29-5.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u63a5\u7740\u6211\u76f4\u63a5\u53bb\u672c\u5730\u6293\u4e86\u4e00\u4e0bweb\u670d\u52a1\u548c\u6570\u636e\u5e93\u670d\u52a1\u901a\u8baf\u7684\u4e8c\u8fdb\u5236\u534f\u8bae\u7684\u6d41\u91cf<\/p>\n\n\n\n<p>\u7b2c\u4e00\u4e2a\u8fc7\u7a0b\u662fprepare\uff0c\u53ef\u4ee5\u770b\u5230\u5927\u6982\u5c31\u662f\u628a\u5e26?\u7684sql\u8bed\u53e5\u53d1\u7ed9\u4e86\u6570\u636e\u5e93<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329215333-29-6.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329215333-29-6.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u7b2c\u4e8c\u4e2a\u8fc7\u7a0b\u662f\u6267\u884c\uff0c\u5c31\u662f\u628a\u6211\u4eec\u60f3\u8981\u67e5\u8be2\u7684\u5b9e\u9645\u53c2\u6570id\u53d1\u8fc7\u53bb\u8ba9\u6570\u636e\u7ed1\u5b9a\u5e76\u6267\u884c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329215610-29-7.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329215610-29-7.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u8868\u660e\u4e86\u8fd9\u4e2aid\u662f\u4e00\u4e2astring\uff0c\u53ef\u4ee5\u770b\u5230\u6574\u4e2a\u8fc7\u7a0b\u6ca1\u6709\u4ec0\u4e48\u5f15\u53f7\u4e0d\u5f15\u53f7\u7684\uff0c\u4e4b\u6240\u4ee5\u65e0\u8bba\u662fphp\u8fd8\u662fjava\uff0c\u5f53\u6211\u4eec\u770b\u9884\u7f16\u8bd1\u7684\u65e5\u5fd7\uff0c\u8868\u73b0\u51fa\u6765\u6267\u884c\u7ed3\u679c\u6709\u5f15\u53f7\uff0c\u5176\u5b9e\u662fmysql\u7684\u9505\uff0cmysql\u9ed8\u8ba4\u5c31\u8ba4\u4e3a\u4ed6\u4eec\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u800c\u4e0d\u662f\u7f16\u7a0b\u8bed\u8a00\u7684\u95ee\u9898\uff0c\u56e0\u6b64\u7814\u7a76\u5c31\u6b64\u544a\u7ec8\uff0c\u9664\u975e\u6211\u628amysql\u5e95\u5c42\u6267\u884c\u67e5\u8be2\u7684\u903b\u8f91\u4fee\u6539\u4e86\uff0c\u5426\u5219\u5e94\u8be5\u4e0d\u53ef\u80fd\u4fee\u6539\u6389\u9884\u7f16\u8bd1\u9ed8\u8ba4\u4e3a\u6570\u636e\u503c\u5468\u56f4\u5e94\u8be5\u5e26\u4e0a\u5f15\u53f7\u7684\u95ee\u9898\uff0c\u8fd9\u4e5f\u662f\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u63d0\u51fa\u4e00\u4e2a\u80fd\u5bf9\u4efb\u4f55\u4f4d\u7f6e\u8fdb\u884c\u9884\u7f16\u8bd1\u7684\u5b89\u5168\u9884\u7f16\u8bd1\u529f\u80fd\u7684\u539f\u56e0\uff0c\u672c\u8d28\u4e0a\u5927\u4f19\u90fd\u53ea\u662f\u8c03\u7528\u4e86mysql\u7684\u63a5\u53e3\uff0cmysql\u4e0d\u6539\u4f60\u60f3\u600e\u4e48\u6539\u90fd\u6ca1\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5bf9\u9884\u7f16\u8bd1\u8fdb\u884csql\u6ce8\u5165<\/h2>\n\n\n\n<p>\u90a3\u4e48\u73b0\u5728\u8fdb\u5165\u7b2c\u4e8c\u4e2a\u95ee\u9898\u2014\u2014\u2014\u9884\u7f16\u8bd1\u771f\u7684\u662f\u4e00\u79cdcure-all\u5417\uff1f\u73b0\u5728\u6211\u4eec\u77e5\u9053\u4e86\u9884\u7f16\u8bd1\u7684\u7b2c\u4e00\u4e2a\u7f3a\u9677\uff0c\u7531\u4e8e\u9884\u7f16\u8bd1\u5e95\u5c42\u8bbe\u8ba1\u7684\u95ee\u9898\uff0c\u786e\u5b9e\u53ea\u80fd\u5728\u6570\u636e\u503c\u7684\u4f4d\u7f6e\u8fdb\u884c\u9884\u7f16\u8bd1\uff0c\u800c\u4e0d\u80fd\u5728 SQL \u7ed3\u6784\u90e8\u5206\u8fdb\u884c\u53c2\u6570\u7ed1\u5b9a\uff0c\u8981\u4e48\u6267\u884c\u7ed3\u679c\u4f1a\u51fa\u9519\uff0c\u8981\u4e48\u67e5\u8be2\u7ed3\u679c\u4e0d\u5bf9\uff0c\u73b0\u5728\u8fdb\u5165\u7b2c\u4e8c\u4e2a\u95ee\u9898\uff0c\u5982\u679c\u6211\u5c31\u662f\u60f3\u5728\u88ab\u9884\u7f16\u8bd1\u4e86\u7684\u4f4d\u7f6e\u8fdb\u884c\u6ce8\u5165\uff0c\u90a3\u4e48\u7a76\u7adf\u6709\u6ca1\u6709\u529e\u6cd5\u5462\uff1f<\/p>\n\n\n\n<p>\u9884\u7f16\u8bd1\u4e4b\u6240\u4ee5\u88ab\u5927\u5bb6\u89c6\u4f5c\u53ef\u4ee5\u5bf9\u6297sql\u6ce8\u5165\uff0c\u662f\u56e0\u4e3a\u9884\u7f16\u8bd1\u6d88\u9664\u4e86sql\u6267\u884c\u7684\u6b67\u4e49\uff0c\u4f46\u4ed6\u5e76\u6ca1\u6709\u89e3\u51b3\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u95ee\u9898\u2014\u2014\u7528\u6237\u7684\u8f93\u5165\u8fd8\u662f\u88ab\u6570\u636e\u5e93\u6267\u884c\u4e86\uff0c\u65e0\u8bba\u4f60\u4f7f\u7528\u9884\u7f16\u8bd1\u4e5f\u597d\uff0c\u8fd8\u662f\u4e0d\u4f7f\u7528\u9884\u7f16\u8bd1\u4e5f\u597d\uff0c\u603b\u6709\u4e00\u6b65\uff0c\u662f\u9700\u8981\u6267\u884c\u7528\u6237\u7684\u8f93\u5165\u7684\uff0c\u90a3\u4e48\u4ece\u8fd9\u4e2a\u89d2\u5ea6\u601d\u8003\uff0c\u9884\u7f16\u8bd1\u8fd8\u6709\u6ca1\u6709\u4e0d\u5b8c\u5907\u7684\u5730\u65b9\u5462\uff1f<\/p>\n\n\n\n<p>\u6211\u4eec\u6765\u601d\u8003\u4e00\u4e0b\u4e00\u6b21sql\u67e5\u8be2\u7684\u6d41\u7a0b\u7a76\u7adf\u662f\u4ec0\u4e48\ud83e\udd14<\/p>\n\n\n\n<p>\u6bd4\u5982\u6211\u4eec\u60f3\u6267\u884c<code>SELECT password FROM test order by password<\/code>\uff0c\u6211\u4eec\u7684\u6d41\u7a0b\u662f\u5ba2\u6237\u7aef\u4f1a\u53d1\u9001\u4e00\u4e2aid=password\uff0c\u7136\u540e\u670d\u52a1\u5668\u62fc\u63a5password\u5e76\u6267\u884csql\u8bed\u53e5\u5417\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329222308-29-8.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329222308-29-8.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u5176\u5b9e\u5e76\u4e0d\u662f\u8fd9\u6837\u7684\uff0cweb\u670d\u52a1\u662f\u4e00\u4e2a\u670d\u52a1\uff0c\u6570\u636e\u5e93\u670d\u52a1\u4e5f\u662f\u4e00\u4e2a\u670d\u52a1\uff0c\u65e2\u7136\u662f\u4e0d\u540c\u7684\u670d\u52a1\uff0c\u5c31\u4f1a\u6709\u4e0d\u540c\u670d\u52a1\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u800c\u4ed6\u4eec\u7684\u901a\u4fe1\u65b9\u5f0f\u5c31\u88ab\u79f0\u4f5c\u4e8c\u8fdb\u5236\u534f\u8bae\uff0c\u56e0\u6b64\u5b9e\u9645\u6d41\u7a0b\u662f\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329222628-29-9.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250329222628-29-9.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u5b9e\u9645\u4e0a\u7684\u8fc7\u7a0b\u662f\uff0c\u7528\u6237\u5411web\u670d\u52a1\u53d1\u9001\u4e86id=password\uff0cweb\u670d\u52a1\u63a5\u6536\u5230password\u4e4b\u540e\uff0c\u62fc\u63a5\u8fdb\u81ea\u5df1\u7684sql\u67e5\u8be2\u8bed\u53e5\uff0c\u5f97\u5230\u7ed3\u679c<code>SELECT password FROM test order by password<\/code>\uff0c\u518d\u628a\u8fd9\u4e2a\u8bed\u53e5\u53d1\u9001\u7ed9\u6570\u636e\uff0c\u8ba9\u6570\u636e\u5e93\u6267\u884c\u8fd9\u6b21sql\u67e5\u8be2\u3002<\/p>\n\n\n\n<p>\u90a3\u4e48\u9884\u7f16\u8bd1\u6d88\u9664\u4e86\u54ea\u4e2a\u8fc7\u7a0b\u53ef\u80fd\u7684sql\u6ce8\u5165\u5462\uff1f\u5176\u5b9e\u662f\u5ba2\u6237\u7aef\u5230web\u670d\u52a1\u8fd9\u4e00\u5c42\u7684\uff0c\u56e0\u4e3a\u4ed6\u6d88\u9664\u4e86\u8bed\u53e5\u7684\u6b67\u4e49\uff0c\u8ba9web\u670d\u52a1\u53d1\u9001\u7ed9\u6570\u636e\u5e93\u670d\u52a1\u7684sql\u8bed\u53e5\u5c31\u662f\u771f\u5b9e\u60f3\u67e5\u8be2\u7684sql\u8bed\u53e5\uff0c\u4f46\u9884\u7f16\u8bd1\u6d88\u9664\u4e86web\u670d\u52a1\u5230\u6570\u636e\u5e93\u670d\u52a1\u8fd9\u4e2a\u8fc7\u7a0b\u7684sql\u6ce8\u5165\u4e86\u5417\uff1f\u5982\u679c\u6211\u7684\u6ce8\u5165\u5e76\u4e0d\u80fd\u901a\u8fc7\u6d88\u9664\u6b67\u4e49\u89e3\u51b3\uff0c\u90a3\u4e48\u9884\u7f16\u8bd1\u8fd8\u6709\u4f5c\u7528\u5417\uff1f\u73b0\u5728\u6211\u4eec\u5c06\u76ee\u5149\u8f6c\u5411web\u670d\u52a1\u548c\u6570\u636e\u5e93\u670d\u52a1\u7684\u901a\u8baf\u65b9\u5f0f\u2014\u2014\u4e8c\u8fdb\u5236\u534f\u8bae\uff0c\u6765\u63a2\u8ba8\u4e00\u4e0b\u4eceweb\u670d\u52a1\u5230\u6570\u636e\u5e93\u670d\u52a1\u8fd9\u4e2a\u8fc7\u7a0b\u7684sql\u6ce8\u5165\u3002<\/p>\n\n\n\n<p>\u5047\u8bbe\u4e8c\u8fdb\u5236\u534f\u8bae\u7684\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250330211803-30-1.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250330211803-30-1.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c\u4e00\u4e2a\u5b57\u6bb5\u662f\u8868\u793aType\uff0c\u8868\u793a\u8fd9\u6b21\u67e5\u8be2\u7684\u7c7b\u578b\uff0c\u6bd4\u5982\u8868\u793a\u8fd9\u4e2a\u8fc7\u7a0b\u662fprepare\u8fd8\u662fexecute\u3002<\/li>\n\n\n\n<li>\u7b2c\u4e8c\u4e2a\u5b57\u6bb5\u8868\u793aLength\uff0c\u4e5f\u5c31\u662f\u957f\u5ea6\uff0c\u5047\u8bbe\u4ed64B\u5927\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u8868\u793a\u4e00\u4e2a\u5927\u69824GB\u5927\u5c0f\u7684\u67e5\u8be2\u8bed\u53e5\u3002<\/li>\n\n\n\n<li>\u7b2c\u4e09\u4e2a\u5b57\u6bb5\u8868\u793aValue\uff0c\u4e5f\u5c31\u662f\u5177\u4f53\u7684\u503c\uff0c\u5177\u4f53\u53d1\u9001\u7684sql\u67e5\u8be2\u8bed\u53e5\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u90a3\u4e48web\u670d\u52a1\u7a76\u7adf\u662f\u600e\u4e48\u6784\u9020\u8fd9\u6837\u4e00\u4e2a\u8bf7\u6c42\u7684\u5462\uff0c\u53ef\u80fd\u662f\u8fd9\u4e48\u6784\u9020\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>func (src *Bind) Encode(dst &#91;]byte) &#91;]byte {\n\tdst = append(dst, 'B')\n\tsp := len(dst)\n\t\/\/ ...\n\tpgio.SetInt32(dst&#91;sp:], int32(len(dst&#91;sp:])))\n\treturn dst\n}<\/code><\/pre>\n\n\n\n<p>\u9996\u5148\u6dfb\u52a0\u4e00\u4e2a\u6807\u7b7e\uff0c\u518d\u7528len\u51fd\u6570\u83b7\u53d6\u5177\u4f53\u7684sql\u8bed\u53e5\u957f\u5ea6\u5e76\u4fdd\u5b58\u5230\u4e00\u4e2aint32\u7684\u53d8\u91cf\u91cc\uff0c\u6bd5\u7adf\u6211\u4eec\u7684Length\u5b57\u6bb5\u6700\u5927\u4e5f\u53ea\u80fd\u653e4B\uff0c\u8fd9\u786e\u5b9e\u662f\u4e00\u4e2a\u5f88\u81ea\u7136\u800c\u7136\u7684\u60f3\u6cd5\uff0c\u6bd5\u7adf\u6b63\u5e38\u7684\u67e5\u8be2\u8bed\u53e5\u53c8\u4e0d\u53ef\u80fd\u8d85\u8fc74GB\u2014\u2014\u4f46\u6211\u53c8\u4e0d\u662f\u4e00\u4e2a\u6b63\u5e38\u7528\u6237\uff0c\u6211\u53ef\u662f\u653b\u51fb\u8005\uff0c\u653b\u51fb\u8005\u7684\u89c6\u89d2\u5f53\u7136\u4e0d\u662f\u8fd9\u6837\u7684\ud83d\ude08<\/p>\n\n\n\n<p>\u6211\u4eec\u77e5\u9053\uff0c4B\u6700\u5927\u4fdd\u5b58\u7684\u6570\u5b57\u5176\u5b9e\u662fFFFFFFFF\uff0c\u5982\u679c\u518d\u5927\u4e00\u70b9\u4f1a\u53d1\u751f\u4ec0\u4e48\u5462\uff0c\u6bd4\u5982\u518d\u52a01\uff0c\u90a3\u4e48\u4ed6\u5c31\u4f1a\u53d8\u6210100000000\uff0c\u5982\u679c\u518d\u8fdb\u884c\u4e00\u6b21\u622a\u65ad\uff0c\u90a3\u4e48\u6700\u540e\u4fdd\u5b58\u8fdb\u8fd9\u4e2aint32\u53d8\u91cf\u7684\u503c\u5176\u5b9e\u5c31\u662f00000000\uff0c\u6700\u9ad8\u4f4d\u76841\u88ab\u820d\u5f03\u4e86\uff0c\u56e0\u6b64\u73b0\u5728\u6709\u4e00\u4e2a\u975e\u5e38\u6709\u8da3\u7684\u601d\u8def\uff0c\u53ea\u8981\u6211\u53d1\u9001\u4e00\u4e2a\u975e\u5e38\u975e\u5e38\u5927\u7684sql\u8bed\u53e5\uff0c\u90a3\u4e48\u5c31\u4f1a\u8d85\u8fc7FFFFFFFF\u7684\u6700\u5927\u957f\u5ea6\uff0c\u800c\u901a\u8fc7\u7cbe\u5999\u7684\u6784\u9020\u548c\u622a\u65ad\uff0c\u5b9e\u9645\u4e0a\u6211\u4eec\u73b0\u5728\u5c31\u80fd\u63a7\u5236\u53d1\u9001\u7684\u8fd9\u6b21\u8bf7\u6c42\u7684Length\u5b57\u6bb5\u3002<\/p>\n\n\n\n<p>\u90a3\u4e48\u6570\u636e\u5e93\u7a76\u7adf\u662f\u600e\u4e48\u89e3\u6790\u6211\u4eec\u7684\u4e8c\u8fdb\u5236\u534f\u8bae\u7684\u5462\uff0c\u5176\u5b9e\u5c31\u662f\u6839\u636eLength\u7684\u957f\u5ea6\uff0c\u53bb\u89e3\u6790Length\u8303\u56f4\u5185\u7684sql\u8bed\u53e5\u5e76\u8fdb\u884c\u6267\u884c\uff0c\u9664\u6b64\u4e4b\u5916\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u7531\u4e8e\u5e76\u4e0d\u662f\u6309\u7167\u4e8c\u8fdb\u5236\u534f\u8bae\u7684\u683c\u5f0f\u6765\u7684\uff0c\u5c31\u6210\u4e3a\u4e86\u6570\u636e\u5e93\u65e0\u6cd5\u8bc6\u522b\u7684\u810f\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u73b0\u5728\u518d\u8fdb\u884c\u4e00\u6b21\u601d\u8003\ud83e\udd14\uff0c\u5982\u679c\u6211\u4eec\u80fd\u6784\u9020\u4e00\u6b21\u7cbe\u5999\u7684\u622a\u65ad\uff0c\u8ba9\u622a\u65ad\u540e\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u6070\u597d\u5c31\u662f\u6309\u7167\u4e8c\u8fdb\u5236\u534f\u8bae\u7684\u683c\u5f0f\u6765\u7684\uff0c\u90a3\u4e48\u6570\u636e\u5e93\u662f\u4e0d\u662f\u5c31\u4f1a\u8bc6\u522b\u6211\u4eec\u8fd9\u4e2a\u4e8c\u8fdb\u5236\u534f\u8bae\uff0c\u5e76\u6267\u884c\u76f8\u5e94\u7684sql\u8bed\u53e5\u4e86\u5462\uff1f<\/p>\n\n\n\n<p>\u4e8b\u5b9e\u6b63\u662f\u5982\u6b64\uff0c\u800c\u8fd9\u6b63\u662fCVE-2024-27304\u7684\u539f\u7406\uff0cPaul Gerste\u5728DEF CON 32\u4e0a\u5206\u4eab\u7684\u8bae\u9898\u4fbf\u662f\u5173\u4e8e\u534f\u8bae\u5c42sql\u6ce8\u5165\u7684\u539f\u7406\uff1a<a href=\"https:\/\/www.youtube.com\/watch?v=Tfg1B8u1yvE\">DEF CON 32 &#8211; SQL Injection Isn&#8217;t Dead Smuggling Queries at the Protocol Level &#8211; Paul Gerste<\/a>\uff0c\u901a\u8fc7\u4e00\u6b21\u7cbe\u5999\u7684\u6ea2\u51fa\uff0c\u6211\u4eec\u4fbf\u53ef\u4ee5\u6267\u884c\u4efb\u610f\u7684sql\u8bed\u53e5\uff0c<strong>\u9884\u7f16\u8bd1\u53ea\u662f\u6d88\u9664\u4e86sql\u6267\u884c\u7684\u6b67\u4e49\uff0c\u5e76\u6ca1\u6709\u6d88\u9664sql\u6ce8\u5165\u672c\u8eab<\/strong>\u3002<\/p>\n\n\n\n<p>\u7ffb\u5f00\u8fd9\u6b21\u6f0f\u6d1e\u7684\u516c\u544a\uff0c\u6211\u4eec\u53ef\u4ee5\u53d1\u73b0\uff0cpgx\u7684\u89e3\u51b3\u529e\u6cd5\u662f\u9632\u6b62\u7528\u6237\u7684\u8f93\u5165\u8d85\u8fc74GB<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250330214017-30-2.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F03%2FQQ%E6%88%AA%E5%9B%BE20250330214017-30-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u53c8\u5f15\u7533\u51fa\u4e00\u4e2a\u6709\u610f\u601d\u7684\u7ed3\u8bba\uff0c\u81f3\u5c11\u5728go\u91cc\uff0c\u8fd9\u79cd\u95ee\u9898\u5176\u5b9e\u662f\u65e0\u6cd5\u89e3\u51b3\u7684\uff0c\u5b98\u65b9\u53ea\u662f\u9632\u6b62\u4e86\u7528\u6237\u8f93\u5165\u8d85\u8fc74GB\uff0c\u56e0\u4e3a\u53ea\u8981\u8d85\u8fc74GB\u5c31\u8fd8\u662f\u80fd\u5b58\u5728\u6ce8\u5165\ud83e\udd14\u6240\u4ee5\u8bf4\u4e0d\u5b9a\u8fd8\u4f1a\u6709\u4e00\u4e9b\u5947\u6deb\u6280\u5de7\u80fd\u7ed5\u8fc7\u8fd9\u4e2a\u9650\u5236\uff0c\u6bd4\u5982\u4e00\u4e9b\u4ec0\u4e48\u538b\u7f29\u529f\u80fd\u4e4b\u7c7b\uff0c\u81f3\u5c11\u8fd9\u4e2a\u6f0f\u6d1e\u7ed9\u4e86\u6211\u4eec\u4e00\u4e2a\u6709\u8da3\u7684\u7ed3\u8bba\uff0c\u9884\u7f16\u8bd1\u5e76\u4e0d\u662f\u4e0d\u53ef\u80fd\u6218\u80dc\u7684\uff0c\u4ed6\u5e76\u6ca1\u6709\u6d88\u9664\u4eceweb\u670d\u52a1\u5230\u6570\u636e\u5e93\u670d\u52a1\u8fd9\u4e00\u5c42\u4e2d\u53ef\u80fd\u7684\u6ce8\u5165\uff0c\u4ed6\u53ea\u662f\u6d88\u9664\u4e86sql\u6267\u884c\u7684\u6b67\u4e49\u7f62\u4e86\uff0c\u6216\u8bb8\u5728\u8fd9\u4e00\u5c42\u7684\u901a\u8baf\u4e2d\uff0c\u8fd8\u4f1a\u6709\u4ec0\u4e48\u795e\u5947\u7684\u6280\u5de7\u8ba9\u6211\u4eec\u7ed5\u8fc7\u9884\u7f16\u8bd1\u7684\u9b54\u722a\u3002<\/p>\n\n\n\n<p>\u9664\u6b64\u4e4b\u5916CVE-2024-6382\u4e5f\u662f\u7531\u4e8e\u540c\u6837\u7684\u539f\u7406\u4ea7\u751f\u4e86SQL\u6ce8\u5165\uff0c\u5e76\u4e14\u5728KalmarCTF 2025\u88ab\u51fa\u6210\u4e86\u4e00\u9053\u9898\u76ee\uff0c\u53ef\u4ee5\u770b\u5230\u4ed6\u4eec\u7684\u5b98\u65b9wp\uff1a<a href=\"https:\/\/worty.fr\/post\/writeups\/kalmarctf2025\/\">KalmarCTF 2025 &#8211; NoSQLi<\/a><\/p>\n\n\n\n<p>25\u5e74\u7684\u65f6\u5019\u62ff\u8fd9\u4e2a\u51fa\u4e86\u9053\u9898\uff1a<a href=\"https:\/\/fushuling.com\/index.php\/2025\/07\/14\/mocsctf2025-ez-writeez-injection\/\">https:\/\/fushuling.com\/index.php\/2025\/07\/14\/mocsctf2025-ez-writeez-injection\/<\/a><\/p>\n\n\n\n<h2 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