{"id":9396,"date":"2026-08-20T16:24:03","date_gmt":"2026-08-20T08:24:03","guid":{"rendered":"https:\/\/rjzb.com\/wp\/?p=9396"},"modified":"2026-08-20T16:24:03","modified_gmt":"2026-08-20T08:24:03","slug":"discuz%e6%82%a8%e5%bd%93%e5%89%8d%e7%9a%84%e8%ae%bf%e9%97%ae%e8%af%b7%e6%b1%82%e5%bd%93%e4%b8%ad%e5%90%ab%e6%9c%89%e9%9d%9e%e6%b3%95%e5%ad%97%e7%ac%a6%ef%bc%8c%e5%b7%b2%e7%bb%8f%e8%a2%ab%e7%b3%bb","status":"publish","type":"post","link":"https:\/\/rjzb.com\/wp\/?p=9396","title":{"rendered":"Discuz!\u60a8\u5f53\u524d\u7684\u8bbf\u95ee\u8bf7\u6c42\u5f53\u4e2d\u542b\u6709\u975e\u6cd5\u5b57\u7b26\uff0c\u5df2\u7ecf\u88ab\u7cfb\u7edf\u62d2\u7edd\u89e3\u51b3\u65b9\u6848"},"content":{"rendered":"

\n\t\u8f6c\u8f7d\u81eahttps:\/\/www.cnblogs.com\/it-tsz\/p\/13802226.html\n<\/p>\n

\n\t\n<\/p>\n

\n\t\t\u5173\u4e8eDiscuz!\u4e2d\u201c\u60a8\u5f53\u524d\u7684\u8bbf\u95ee\u8bf7\u6c42\u5f53\u4e2d\u542b\u6709\u975e\u6cd5\u5b57\u7b26\uff0c\u5df2\u7ecf\u88ab\u7cfb\u7edf\u62d2\u7edd\u201d\u7684\u95ee\u9898\uff0c\u5728\u6dfb\u52a0\u6216\u66f4\u65b0\u6587\u7ae0\u7684\u65f6\u5019\u7ecf\u5e38\u51fa\u73b0\uff0c\u7ecf\u6d4b\u8bd5\u53d1\u73b0\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\u66f4\u591a\u7684\u5728\u4f7f\u7528\u5de5\u5177\uff08\u5982\u706b\u8f66\u5934\u91c7\u96c6\u5668\uff09\u6279\u91cf\u53d1\u5e03\u6587\u7ae0\u65f6\u51fa\u73b0\uff0c\u4ed4\u7ec6\u5206\u6790\u53d1\u73b0\uff0c\u5f53\u53d1\u5e03\u7684\u6b63\u6587\u5185\u5bb9\u51fa\u73b0\u7279\u6b8a\u7b26\u53f7\uff08&\uff0c\/\uff0c<,>\u7b49\uff09\u65f6\u51fa\u73b0\u8fd9\u6837\u7684\u9519\u8bef\u63d0\u793a\u3002\n\t<\/p>\n

\n\t\t\u51fa\u73b0\u8fd9\u6837\u7684\u9519\u8bef\u4e3b\u8981\u662f\u56e0\u4e3aDiscuz!\u7cfb\u7edf\u7684_xss_check()\u51fd\u6570\u539f\u672c\u7684\u610f\u4e49\u662f\u4e3a\u4e86\u8bba\u575b\u5b89\u5168\uff0c\u9632\u6b62XSS\u653b\u51fb\uff0c\u4e00\u822c\u7f51\u7ad9\u4f7f\u7528\u662f\u4e0d\u4f1a\u51fa\u73b0\u4ec0\u4e48\u95ee\u9898\u7684\uff0c\u4f46\u662f\u6709\u4e9b\u7f51\u7ad9\u8981\u63a5\u5165\u7b2c\u4e09\u65b9\u63a5\u53e3\uff0c\u5f53\u7b2c\u4e09\u65b9\u63a5\u53e3\u5411\u672c\u7ad9post\u6570\u636e\u7684\u65f6\u5019\u5c31\u4f1a\u62a5\u201d\u60a8\u5f53\u524d\u7684\u8bbf\u95ee\u8bf7\u6c42\u5f53\u4e2d\u542b\u6709\u975e\u6cd5\u5b57\u7b26\uff0c\u5df2\u7ecf\u88ab\u7cfb\u7edf\u62d2\u7edd\u201d\uff0c\u672c\u6587\u4ecb\u7ecd\u4e00\u79cd\u7b80\u5355\u7684\u4fee\u6539\u65b9\u6cd5\u907f\u514d\u6b64\u9519\u8bef\u3002\n\t<\/p>\n

\n\t\t\u89e3\u51b3\u65b9\u6848\u5982\u4e0b\uff1a\n\t<\/p>\n

\n\t\t\\source\\class\\discuz\u7684discuz_application.php\n\t<\/p>\n

\n\t\t\u67e5\u627e\u5982\u4e0b\u4ee3\u7801\uff08\u5728360\u884c\u5de6\u53f3\uff09\uff0c\u5e76\u66ff\u6362\n\t<\/p>\n

private function _xss_check() {\r\nstatic $check = array('\"', '>', '<', '\\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');\r\nif(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {\r\nsystem_error('request_tainting');\r\n}\r\nif($_SERVER['REQUEST_METHOD'] == 'GET' ) {\r\n$temp = $_SERVER['REQUEST_URI'];\r\n} elseif(empty ($_GET['formhash'])) {\r\n$temp = $_SERVER['REQUEST_URI'].file_get_contents('php:\/\/input');\r\n} else {\r\n$temp = '';\r\n}\r\nif(!empty($temp)) {\r\n$temp = strtoupper(urldecode(urldecode($temp)));\r\nforeach ($check as $str) {\r\nif(strpos($temp, $str) !== false) {\r\nsystem_error('request_tainting');\r\n}\r\n}\r\n}\r\nreturn true;\r\n}<\/pre>\n
\u66ff\u6362\u4e3a\uff1a<\/span><\/p>\n
private function _xss_check() {\r\n$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));\r\nif(strpos($temp, '<') !== false || strpos($temp, '\"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {\r\nsystem_error('request_tainting');\r\n}\r\nreturn true;\r\n}<\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"
\u8f6c\u8f7d\u81eahttps:\/\/www.cnblogs.com\/it-tsz\/p\/13802226.html \u5173\u4e8eDis […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-9396","post","type-post","status-publish","format-standard","hentry","category-safe"],"views":10,"_links":{"self":[{"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/9396","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9396"}],"version-history":[{"count":1,"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/9396\/revisions"}],"predecessor-version":[{"id":9397,"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/9396\/revisions\/9397"}],"wp:attachment":[{"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rjzb.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}