{"id":969,"date":"2026-11-12T20:45:14","date_gmt":"2026-11-12T12:45:14","guid":{"rendered":"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-2a0b73b07934ee55ca2e2e2c3aa773a5668d1a1a6a26fabb5b3f9aa2c71ffdf2\/"},"modified":"2026-11-12T20:45:14","modified_gmt":"2026-11-12T12:45:14","slug":"pulsemate-security-2a0b73b07934ee55ca2e2e2c3aa773a5668d1a1a6a26fabb5b3f9aa2c71ffdf2","status":"publish","type":"post","link":"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-2a0b73b07934ee55ca2e2e2c3aa773a5668d1a1a6a26fabb5b3f9aa2c71ffdf2\/","title":{"rendered":"WordPress \u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u6df1\u5ea6\u5256\u6790\uff1aCourseCure Courses \u63d2\u4ef6 ajax_save_settings \u7f3a\u5931\u80fd\u529b\u6821\u9a8c\u5bfc\u81f4\u8ba2\u9605\u8005\u4e00\u952e\u63d0\u6743\u7ba1\u7406\u5458\uff08CVE-2026-15309\uff09"},"content":{"rendered":"<blockquote class=\"doc-lead\"><p><strong>\u5bfc\u8bed\uff1a<\/strong>\u8fd9\u8d77 WordPress \u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CVE-2026-15309\uff0cCVSS 8.8\uff09\u7684\u5371\u9669\u4e4b\u5904\u4e0d\u5728\u4e8e\u653b\u51fb\u624b\u6cd5\u6709\u591a\u7cbe\u5de7\uff0c\u800c\u5728\u4e8e\u5b83\u628a\u300c\u8ba2\u9605\u8005\u5230\u7ba1\u7406\u5458\u300d\u7684\u8d8a\u6743\u8def\u5f84\u538b\u7f29\u6210\u4e86\u4e24\u6b21 HTTP \u8bf7\u6c42\u2014\u2014CourseCure Courses \u63d2\u4ef6\u5728 <code>ajax_save_settings()<\/code> \u4e2d\u7f3a\u5931\u80fd\u529b\u6821\u9a8c\uff0c\u76f4\u63a5\u4ee5\u653b\u51fb\u8005\u53ef\u63a7\u7684\u952e\u503c\u8c03\u7528 <code>update_option()<\/code>\uff0c\u8ba9\u4efb\u610f\u767b\u5f55\u7528\u6237\u90fd\u80fd\u6539\u5199\u7ad9\u70b9\u9ed8\u8ba4\u89d2\u8272\u3002\u4f5c\u4e3a\u957f\u671f\u8d1f\u8d23 WordPress \u751f\u6001\u5b89\u5168\u5ba1\u8ba1\u7684\u67b6\u6784\u5e08\uff0c\u6211\u8ba4\u4e3a\u8fd9\u662f\u4e00\u4efd\u5fc5\u987b\u9010\u884c\u62c6\u89e3\u3001\u5e76\u7acb\u523b\u843d\u5730\u5e94\u6025\u54cd\u5e94\u7684\u5178\u578b\u6837\u672c\u3002<\/p><\/blockquote>\n<div class=\"doc-spec-grid\">\n<div class=\"doc-spec-item\"><span class=\"doc-spec-label\">\ud83c\udfaf \u6838\u5fc3\u6280\u672f<\/span><span class=\"doc-spec-value\">WordPress \u63d2\u4ef6 \/ update_option \/ \u80fd\u529b\u6821\u9a8c<\/span><\/div>\n<div class=\"doc-spec-item\"><span class=\"doc-spec-label\">\u26a1 \u67b6\u6784\u96be\u5ea6<\/span><span class=\"doc-spec-value\">\u8d44\u6df1\u67b6\u6784\u7ea7 (Level 3-4)<\/span><\/div>\n<div class=\"doc-spec-item\"><span class=\"doc-spec-label\">\ud83d\ude80 \u6838\u5fc3\u6536\u76ca<\/span><span class=\"doc-spec-value\">10 \u5206\u949f\u5b9a\u4f4d + \u4e00\u952e\u963b\u65ad\u63d0\u6743\u94fe<\/span><\/div>\n<\/div>\n<div class=\"doc-arch-card\">\n<div class=\"doc-arch-header\">\n<div class=\"doc-arch-title-wrap\">\n      <span class=\"doc-arch-title\"><span class=\"icon\">\ud83d\udcd0<\/span> CVE-2026-15309 \u6743\u9650\u63d0\u5347\u653b\u51fb\u94fe\u4e0e\u7eb5\u6df1\u9632\u5fa1\u5168\u666f<\/span><br \/>\n      <span class=\"doc-arch-badge\">\u4f01\u4e1a\u7ea7\u67b6\u6784\u89c4\u8303<\/span>\n    <\/div>\n<div class=\"doc-arch-actions\">\n      <button type=\"button\" class=\"doc-arch-btn btn-copy-raw\">\ud83d\udccb \u590d\u5236\u6e90\u7801<\/button><br \/>\n      <button type=\"button\" class=\"doc-arch-btn btn-zoom-arch\">\ud83d\udd0d \u653e\u5927\u67e5\u770b<\/button>\n    <\/div>\n<\/p><\/div>\n<pre class=\"mermaid\">\nflowchart TD\n    subgraph \u653b\u51fb\u9762 [\"\u653b\u51fb\u8005\u63a5\u5165\u5c42 (Attacker &amp; Entry Tier)\"]\n        A[\"\u8ba2\u9605\u8005\u8d26\u53f7\u767b\u5f55 (Subscriber Session)\"] --&gt; B[\"POST admin-ajax.php action=ajax_save_settings\"]\n    end\n    subgraph \u6f0f\u6d1e\u5c42 [\"\u63d2\u4ef6\u89c4\u5219\u5c42 (Vulnerable Plugin Tier)\"]\n        B --&gt; C[\"ajax_save_settings() \u7f3a\u5931 capability \u6821\u9a8c\"]\n        C --&gt; D[\"update_option(default_role, administrator)\"]\n        D --&gt; E[\"update_option(users_can_register, 1)\"]\n    end\n    subgraph \u63d0\u6743\u5c42 [\"WordPress \u6838\u5fc3\u5c42 (Core Privilege Tier)\"]\n        E --&gt; F[\"\u5f00\u653e\u6ce8\u518c + \u9ed8\u8ba4\u7ba1\u7406\u5458\u89d2\u8272\"]\n        F --&gt; G[\"\u6ce8\u518c\u65b0\u8d26\u53f7\u81ea\u52a8\u83b7\u5f97 administrator\"]\n    end\n    subgraph \u9632\u5fa1\u5c42 [\"\u7eb5\u6df1\u9632\u5fa1\u5c42 (Defense Tier)\"]\n        G --&gt; H[\"WAF \u62e6\u622a \/ \u80fd\u529b\u6821\u9a8c\u8865\u4e01 \/ \u89d2\u8272\u5ba1\u8ba1\"]\n        H --&gt; I[(\"\u7ad9\u70b9\u6062\u590d\u6700\u5c0f\u6743\u9650\u57fa\u7ebf\")]\n    end\n  <\/pre>\n<div class=\"doc-arch-caption\">\u56fe 1\uff1aWordPress \u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u653b\u51fb\u94fe\u4ece\u8ba2\u9605\u8005\u4f1a\u8bdd\u5230\u7ba1\u7406\u5458\u63a5\u7ba1\uff0c\u5e76\u53e0\u52a0\u7eb5\u6df1\u9632\u5fa1\u963b\u65ad\u70b9\u3002<\/div>\n<\/div>\n<h2 class=\"doc-h2\">\u4e00\u3001\u6f0f\u6d1e\u901f\u89c8\uff1a\u4e00\u4e2a CVSS 8.8 \u7684 WordPress \u6743\u9650\u63d0\u5347\u6f0f\u6d1e<\/h2>\n<p class=\"doc-p\">GitHub Advisory \u4e0e NVD \u540c\u6b65\u62ab\u9732\u7684 CVE-2026-15309\uff0c\u5f71\u54cd CourseCure Courses \u63d2\u4ef6 1.5.1 \u53ca\u4ee5\u4e0b\u5168\u90e8\u7248\u672c\u3002CVSS v3 \u57fa\u7840\u8bc4\u5206 8.8\uff0c\u5411\u91cf\u4e3a <code>AV:N\/AC:L\/PR:L\/UI:N\/S:U\/C:H\/I:H\/A:H<\/code>\u2014\u2014\u7f51\u7edc\u53ef\u8fbe\u3001\u590d\u6742\u5ea6\u4f4e\u3001\u4ec5\u9700\u4f4e\u6743\u9650\u3001\u65e0\u9700\u7528\u6237\u4ea4\u4e92\uff0c\u673a\u5bc6\u6027\/\u5b8c\u6574\u6027\/\u53ef\u7528\u6027\u5168\u90e8\u9ad8\u5371\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u8fd9\u4e0d\u662f\u4e00\u4e2a\u300c\u9700\u8981\u7ba1\u7406\u5458\u70b9\u9519\u94fe\u63a5\u300d\u7684\u9493\u9c7c\u578b\u6f0f\u6d1e\uff0c\u800c\u662f\u4e00\u4e2a<strong>\u4efb\u4f55\u6ce8\u518c\u7528\u6237\u90fd\u80fd\u7a33\u5b9a\u590d\u73b0\u7684\u63d0\u6743\u901a\u9053<\/strong>\u3002<\/p>\n<div class=\"doc-table-wrapper\">\n<table class=\"doc-table\">\n<thead>\n<tr>\n<th>\u8bc4\u4f30\u7ef4\u5ea6<\/th>\n<th>\u672c\u6f0f\u6d1e\u5b9e\u9645\u60c5\u51b5<\/th>\n<th>\u5b89\u5168\u57fa\u7ebf\u8981\u6c42<\/th>\n<th>\u98ce\u9669\u5224\u5b9a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u653b\u51fb\u5411\u91cf<\/td>\n<td>Network\uff08\u8fdc\u7a0b HTTP\uff09<\/td>\n<td>\u6700\u5c0f\u5316\u66b4\u9732\u9762<\/td>\n<td><span class=\"badge-tag-green\">\u9ad8\u5371<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u6240\u9700\u6743\u9650<\/td>\n<td>Low\uff08\u8ba2\u9605\u8005\u5373\u53ef\uff09<\/td>\n<td>\u4ec5\u7ba1\u7406\u5458\u53ef\u6539\u7ad9\u70b9\u914d\u7f6e<\/td>\n<td><span class=\"badge-tag-green\">\u9ad8\u5371<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u7528\u6237\u4ea4\u4e92<\/td>\n<td>None<\/td>\n<td>\u654f\u611f\u64cd\u4f5c\u9700\u4e8c\u6b21\u786e\u8ba4<\/td>\n<td><span class=\"badge-tag-green\">\u9ad8\u5371<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u5f71\u54cd\u8303\u56f4<\/td>\n<td>C\/I\/A \u5168 High<\/td>\n<td>\u6700\u5c0f\u6743\u9650\u539f\u5219<\/td>\n<td><span class=\"badge-tag-green\">\u9ad8\u5371<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u5229\u7528\u590d\u6742\u5ea6<\/td>\n<td>Low\uff08\u4e24\u6b21\u8bf7\u6c42\uff09<\/td>\n<td>\u9700\u7ed5\u8fc7\u6821\u9a8c<\/td>\n<td><span class=\"badge-tag-green\">\u9ad8\u5371<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"doc-callout doc-callout-danger\">\n<div class=\"doc-callout-title\">\ud83d\udea8 \u4e25\u91cd\u9690\u60a3\u544a\u8b66<\/div>\n<p>\u53ea\u8981\u7ad9\u70b9\u5f00\u653e\u4e86\u7528\u6237\u6ce8\u518c\uff08\u54ea\u6015\u662f\u8ba2\u9605\u8005\uff09\uff0c\u4e14\u5b89\u88c5\u4e86\u53d7\u5f71\u54cd\u7248\u672c\u7684 CourseCure Courses \u63d2\u4ef6\uff0c\u653b\u51fb\u8005\u65e0\u9700\u4efb\u4f55\u793e\u5de5\u5373\u53ef\u5b8c\u6210\u63d0\u6743\u3002\u8bf7\u7acb\u5373\u5c06\u63d2\u4ef6\u5347\u7ea7\u81f3 1.5.3 \u6216\u4ee5\u4e0a\u7248\u672c\uff0c\u5e76\u5728\u5347\u7ea7\u524d\u4e34\u65f6\u5173\u95ed\u6ce8\u518c\u5165\u53e3\u3002<\/p><\/div>\n<h2 class=\"doc-h2\">\u4e8c\u3001\u653b\u51fb\u94fe\u62c6\u89e3\uff1a\u4ece\u8ba2\u9605\u8005\u5230\u7ba1\u7406\u5458\u7684\u4e24\u6b21\u8bf7\u6c42<\/h2>\n<h3 class=\"doc-h3\">2.1 \u7b2c\u4e00\u6b65\uff1a\u7be1\u6539\u7ad9\u70b9\u9ed8\u8ba4\u89d2\u8272<\/h3>\n<p class=\"doc-p\">\u653b\u51fb\u8005\u4ee5\u8ba2\u9605\u8005\u8eab\u4efd\u767b\u5f55\u540e\uff0c\u5411 <code>\/wp-admin\/admin-ajax.php<\/code> \u53d1\u9001\u4e00\u4e2a POST \u8bf7\u6c42\uff0c<code>action=ajax_save_settings<\/code>\uff0c\u5e76\u9644\u5e26\u4efb\u610f\u952e\u503c\u5bf9\u3002\u7531\u4e8e\u63d2\u4ef6\u672a\u6821\u9a8c\u5f53\u524d\u7528\u6237\u662f\u5426\u5177\u5907 <code>manage_options<\/code> \u80fd\u529b\uff0c\u8bf7\u6c42\u4f53\u4e2d\u7684 <code>default_role=administrator<\/code> \u4e0e <code>users_can_register=1<\/code> \u4f1a\u88ab\u539f\u6837\u4f20\u5165 <code>update_option()<\/code>\uff0c\u76f4\u63a5\u5199\u5165 <code>wp_options<\/code> \u8868\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-title=\"\u653b\u51fb\u8bf7\u6c42\u793a\u610f\uff08\u4ec5\u7528\u4e8e\u5b89\u5168\u9a8c\u8bc1\uff09\">curl -s -X POST 'https:\/\/target.example.com\/wp-admin\/admin-ajax.php' \n  -H 'Cookie: wordpress_logged_in_xxx=...' \n  -d 'action=ajax_save_settings' \n  -d 'default_role=administrator' \n  -d 'users_can_register=1'<\/pre>\n<h3 class=\"doc-h3\">2.2 \u7b2c\u4e8c\u6b65\uff1a\u6ce8\u518c\u5373\u7ba1\u7406\u5458<\/h3>\n<p class=\"doc-p\">\u7ad9\u70b9\u6ce8\u518c\u5f00\u5173\u88ab\u6253\u5f00\u3001\u9ed8\u8ba4\u89d2\u8272\u88ab\u6539\u4e3a <code>administrator<\/code> \u4e4b\u540e\uff0c\u653b\u51fb\u8005\u53ea\u9700\u8d70\u4e00\u6b21\u6b63\u5e38\u7684 <code>wp-login.php?action=register<\/code> \u6d41\u7a0b\uff0c\u65b0\u8d26\u53f7\u5c31\u4f1a\u5728\u521b\u5efa\u65f6\u88ab WordPress \u6838\u5fc3\u81ea\u52a8\u8d4b\u4e88\u7ba1\u7406\u5458\u89d2\u8272\u3002\u81f3\u6b64\uff0c\u653b\u51fb\u8005\u83b7\u5f97\u540e\u53f0\u5b8c\u5168\u63a7\u5236\u6743\uff0c\u53ef\u5b89\u88c5\u6076\u610f\u63d2\u4ef6\u3001\u5bfc\u51fa\u6570\u636e\u5e93\u3001\u7be1\u6539\u4e3b\u9898\u6587\u4ef6\uff0c\u751a\u81f3\u6a2a\u5411\u63a5\u7ba1\u540c\u670d\u52a1\u5668\u4e0a\u7684\u5176\u4ed6\u7ad9\u70b9\u3002<\/p>\n<div class=\"doc-callout doc-callout-warning\">\n<div class=\"doc-callout-title\">\u26a0\ufe0f \u751f\u4ea7\u907f\u5751\u98ce\u9669<\/div>\n<p>\u5f88\u591a\u7ad9\u957f\u8bef\u4ee5\u4e3a\u300c\u8ba2\u9605\u8005\u6743\u9650\u5f88\u4f4e\uff0c\u65e0\u6240\u8c13\u300d\u3002\u4f46\u5728 WordPress \u7684\u6743\u9650\u6a21\u578b\u91cc\uff0c<strong>\u4efb\u4f55\u5df2\u8ba4\u8bc1\u7528\u6237\u90fd\u62e5\u6709\u8bbf\u95ee admin-ajax.php \u7684\u80fd\u529b<\/strong>\uff0c\u53ea\u8981\u63d2\u4ef6\u628a\u654f\u611f\u64cd\u4f5c\u6302\u5728 <code>wp_ajax_<\/code> \u94a9\u5b50\u4e0a\u5374\u4e0d\u505a\u80fd\u529b\u6821\u9a8c\uff0c\u4f4e\u6743\u9650\u8d26\u53f7\u5c31\u662f\u5b8c\u6574\u7684\u653b\u51fb\u5165\u53e3\u3002<\/div>\n<h2 class=\"doc-h2\">\u4e09\u3001\u6e90\u7801\u6839\u56e0\uff1a\u7f3a\u5931\u80fd\u529b\u6821\u9a8c\u7684 ajax_save_settings<\/h2>\n<p class=\"doc-p\">\u4ece\u67b6\u6784\u89c6\u89d2\u770b\uff0c\u8fd9\u4e2a WordPress \u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u672c\u8d28\u662f<strong>\u300c\u8ba4\u8bc1\uff08Authentication\uff09\u88ab\u8bef\u5f53\u6210\u6388\u6743\uff08Authorization\uff09\u300d<\/strong>\u3002\u63d2\u4ef6\u5f00\u53d1\u8005\u7528 <code>wp_ajax_<\/code> \u94a9\u5b50\u6ce8\u518c\u4e86\u4ec5\u5bf9\u767b\u5f55\u7528\u6237\u5f00\u653e\u7684 AJAX \u52a8\u4f5c\uff0c\u4fbf\u9ed8\u8ba4\u300c\u767b\u5f55\u7528\u6237 = \u53ef\u4fe1\u7528\u6237\u300d\uff0c\u5374\u5ffd\u7565\u4e86 WordPress \u80fd\u529b\u7cfb\u7edf\uff08Capability API\uff09\u624d\u662f\u6388\u6743\u7684\u552f\u4e00\u5224\u636e\u3002<\/p>\n<h3 class=\"doc-h3\">3.1 \u8106\u5f31\u5b9e\u73b0\uff08Bad\uff09<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"php\" data-enlighter-title=\"CourseCure Courses \u22641.5.1 \u8106\u5f31\u5b9e\u73b0\">add_action( 'wp_ajax_ajax_save_settings', 'ajax_save_settings' );\n\nfunction ajax_save_settings() {\n    \/\/ \u4ec5\u9a8c\u8bc1\u4e86 nonce\uff0c\u672a\u9a8c\u8bc1 capability\n    check_ajax_referer( 'coursecure_nonce', 'nonce' );\n\n    \/\/ \u76f4\u63a5\u4fe1\u4efb POST \u53c2\u6570\uff0c\u952e\u4e0e\u503c\u5747\u4e0d\u53ef\u63a7\u6821\u9a8c\n    foreach ( $_POST as $key =&gt; $value ) {\n        update_option( $key, $value );\n    }\n    wp_send_json_success();\n}<\/pre>\n<h3 class=\"doc-h3\">3.2 \u52a0\u56fa\u5b9e\u73b0\uff08Good\uff09<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"php\" data-enlighter-title=\"\u4fee\u590d\u540e\u7684\u5b89\u5168\u5b9e\u73b0\">add_action( 'wp_ajax_ajax_save_settings', 'ajax_save_settings' );\n\nfunction ajax_save_settings() {\n    \/\/ 1. \u80fd\u529b\u6821\u9a8c\uff1a\u53ea\u6709\u7ba1\u7406\u5458\u53ef\u4fee\u6539\u7ad9\u70b9\u7ea7\u914d\u7f6e\n    if ( ! current_user_can( 'manage_options' ) ) {\n        wp_send_json_error( array( 'message' =&gt; 'Forbidden' ), 403 );\n    }\n\n    \/\/ 2. nonce \u6821\u9a8c\uff0c\u9632\u6b62 CSRF\n    check_ajax_referer( 'coursecure_nonce', 'nonce' );\n\n    \/\/ 3. \u767d\u540d\u5355\u952e + \u503c\u57df\u6821\u9a8c\uff0c\u62d2\u7edd\u4efb\u610f option \u5199\u5165\n    $allowed = array(\n        'coursecure_default_role' =&gt; array( 'subscriber', 'contributor', 'author' ),\n        'coursecure_items_per_page' =&gt; 'int',\n    );\n    foreach ( $allowed as $key =&gt; $rule ) {\n        if ( ! isset( $_POST[ $key ] ) ) {\n            continue;\n        }\n        $value = sanitize_text_field( wp_unslash( $_POST[ $key ] ) );\n        if ( is_array( $rule ) &amp;&amp; ! in_array( $value, $rule, true ) ) {\n            continue;\n        }\n        if ( 'int' === $rule ) {\n            $value = absint( $value );\n        }\n        update_option( $key, $value );\n    }\n    wp_send_json_success();\n}<\/pre>\n<div class=\"doc-callout doc-callout-info\">\n<div class=\"doc-callout-title\">\ud83d\udca1 \u67b6\u6784\u6838\u5fc3\u51b3\u7b56<\/div>\n<p>WordPress \u63d2\u4ef6\u7684 AJAX \u5904\u7406\u5668\u5fc5\u987b\u9075\u5faa\u300c<strong>\u80fd\u529b\u6821\u9a8c \u2192 nonce \u6821\u9a8c \u2192 \u767d\u540d\u5355\u952e \u2192 \u503c\u57df\u6821\u9a8c<\/strong>\u300d\u56db\u5c42\u9632\u5fa1\u3002\u4efb\u4f55\u76f4\u63a5\u904d\u5386 <code>$_POST<\/code> \u8c03\u7528 <code>update_option()<\/code> \u7684\u5199\u6cd5\uff0c\u90fd\u5e94\u88ab\u89c6\u4e3a\u6f5c\u5728\u63d0\u6743\u6f0f\u6d1e\uff0c\u5728\u4ee3\u7801\u8bc4\u5ba1\u9636\u6bb5\u76f4\u63a5\u6253\u56de\u3002<\/div>\n<h2 class=\"doc-h2\">\u56db\u3001\u5e94\u6025\u54cd\u5e94\uff1a\u68c0\u6d4b\u3001\u4fee\u590d\u4e0e\u52a0\u56fa\u6e05\u5355<\/h2>\n<h3 class=\"doc-h3\">4.1 \u5feb\u901f\u68c0\u6d4b\u662f\u5426\u5df2\u88ab\u5229\u7528<\/h3>\n<p class=\"doc-p\">\u5728\u6570\u636e\u5e93\u6216 WP-CLI \u4e2d\u68c0\u67e5\u4e24\u4e2a\u5173\u952e option \u662f\u5426\u88ab\u5f02\u5e38\u6539\u5199\u3002\u6b63\u5e38\u7ad9\u70b9\u7684 <code>default_role<\/code> \u901a\u5e38\u4e3a <code>subscriber<\/code>\uff0c<code>users_can_register<\/code> \u901a\u5e38\u4e3a <code>0<\/code>\uff08\u9664\u975e\u4e1a\u52a1\u660e\u786e\u5f00\u653e\u6ce8\u518c\uff09\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-title=\"\u68c0\u6d4b\u5f02\u5e38 option \u7684 SQL\">SELECT option_name, option_value\nFROM wp_options\nWHERE option_name IN ('default_role', 'users_can_register');\n\n-- \u6392\u67e5\u8fd1\u671f\u65b0\u589e\u7684\u7ba1\u7406\u5458\u8d26\u53f7\nSELECT u.ID, u.user_login, u.user_registered\nFROM wp_users u\nINNER JOIN wp_usermeta m ON m.user_id = u.ID\nWHERE m.meta_key = 'wp_capabilities'\n  AND m.meta_value LIKE '%administrator%'\nORDER BY u.user_registered DESC\nLIMIT 20;<\/pre>\n<details class=\"doc-accordion\">\n<summary>\u70b9\u51fb\u5c55\u5f00\uff1aWP-CLI \u4e00\u952e\u5de1\u68c0\u4e0e\u4fee\u590d\u547d\u4ee4<\/summary>\n<div class=\"doc-accordion-content\">\n<pre><code class=\"language-bash\"># 1. \u67e5\u770b\u5f53\u524d\u9ed8\u8ba4\u89d2\u8272\u4e0e\u6ce8\u518c\u5f00\u5173\nwp option get default_role\nwp option get users_can_register\n\n# 2. \u82e5\u88ab\u7be1\u6539\uff0c\u7acb\u5373\u6062\u590d\u5b89\u5168\u57fa\u7ebf\nwp option update default_role subscriber\nwp option update users_can_register 0\n\n# 3. \u5217\u51fa\u5168\u90e8\u7ba1\u7406\u5458\uff0c\u4eba\u5de5\u786e\u8ba4\u53ef\u7591\u8d26\u53f7\nwp user list --role=administrator --fields=ID,user_login,user_email,user_registered\n\n# 4. \u5347\u7ea7\u63d2\u4ef6\u5230\u5df2\u4fee\u590d\u7248\u672c\nwp plugin update coursecure-courses\nwp plugin list --name=coursecure-courses --fields=name,version,status<\/code><\/pre>\n<\/div>\n<\/details>\n<h3 class=\"doc-h3\">4.2 \u751f\u4ea7\u73af\u5883\u52a0\u56fa\u914d\u7f6e<\/h3>\n<p class=\"doc-p\">\u5728\u8865\u4e01\u4e0a\u7ebf\u524d\uff0c\u53ef\u901a\u8fc7 Web \u670d\u52a1\u5668\u5c42\u4e34\u65f6\u963b\u65ad\u5bf9 <code>ajax_save_settings<\/code> \u7684\u672a\u6388\u6743\u8bbf\u95ee\uff0c\u4e3a\u5347\u7ea7\u4e89\u53d6\u7a97\u53e3\u671f\u3002\u4ee5\u4e0b Nginx \u89c4\u5219\u4ec5\u5141\u8bb8\u6765\u81ea\u5185\u7f51\u7ba1\u7406\u6bb5\u7684\u8bf7\u6c42\u547d\u4e2d\u8be5 action\uff0c\u5176\u4f59\u4e00\u5f8b 403\u3002<\/p>\n<div class=\"baota-config-bar\"><span>location = \/wp-admin\/admin-ajax.php { if ($args ~* &#8220;action=ajax_save_settings&#8221;) { allow 10.0.0.0\/8; deny all; } }<\/span><span class=\"lang-tag\">NGINX<\/span><\/div>\n<div class=\"doc-table-wrapper\">\n<table class=\"doc-table\">\n<thead>\n<tr>\n<th>\u52a0\u56fa\u5c42\u7ea7<\/th>\n<th>\u5177\u4f53\u63aa\u65bd<\/th>\n<th>\u751f\u6548\u901f\u5ea6<\/th>\n<th>\u6301\u4e45\u6027<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5e94\u7528\u5c42<\/td>\n<td>\u5347\u7ea7\u63d2\u4ef6\u81f3 1.5.3+<\/td>\n<td>\u4e2d<\/td>\n<td><span class=\"badge-tag-green\">\u6839\u6cbb<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u7f51\u5173\u5c42<\/td>\n<td>Nginx\/WAF \u62e6\u622a ajax_save_settings<\/td>\n<td>\u5feb<\/td>\n<td>\u4e34\u65f6<\/td>\n<\/tr>\n<tr>\n<td>\u914d\u7f6e\u5c42<\/td>\n<td>\u5173\u95ed\u5f00\u653e\u6ce8\u518c\u3001\u6062\u590d default_role<\/td>\n<td>\u5feb<\/td>\n<td>\u9700\u6301\u7eed\u76d1\u63a7<\/td>\n<\/tr>\n<tr>\n<td>\u8d26\u53f7\u5c42<\/td>\n<td>\u5ba1\u8ba1\u7ba1\u7406\u5458\u5217\u8868\u3001\u5f3a\u5236\u91cd\u7f6e\u5bc6\u7801<\/td>\n<td>\u4e2d<\/td>\n<td>\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td>\u76d1\u63a7\u5c42<\/td>\n<td>\u5bf9 wp_options \u5173\u952e\u9879\u505a\u53d8\u66f4\u544a\u8b66<\/td>\n<td>\u6162<\/td>\n<td><span class=\"badge-tag-green\">\u957f\u671f<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 class=\"doc-h2\">\u4e94\u3001\u67b6\u6784\u5e08\u89c6\u89d2\uff1aWordPress \u63d2\u4ef6\u5b89\u5168\u7684\u7cfb\u7edf\u6027\u53cd\u601d<\/h2>\n<p class=\"doc-p\">\u8fd9\u8d77 WordPress \u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u5e76\u975e\u5b64\u4f8b\u3002\u8fc7\u53bb\u4e09\u5e74\u91cc\uff0cWordPress \u751f\u6001\u4e2d\u56e0\u300cAJAX \u5904\u7406\u5668\u7f3a\u5931\u80fd\u529b\u6821\u9a8c\u300d\u5bfc\u81f4\u7684\u63d0\u6743\u6f0f\u6d1e\u5360\u6bd4\u5c45\u9ad8\u4e0d\u4e0b\uff0c\u5176\u5171\u6027\u6839\u56e0\u53ef\u4ee5\u5f52\u7eb3\u4e3a\u4e09\u70b9\uff1a<\/p>\n<ul class=\"doc-list\">\n<li><strong>\u6388\u6743\u6a21\u578b\u9519\u4f4d\uff1a<\/strong>\u628a <code>is_user_logged_in()<\/code> \u5f53\u4f5c\u6388\u6743\u5224\u636e\uff0c\u800c\u6b63\u786e\u505a\u6cd5\u662f <code>current_user_can( 'manage_options' )<\/code>\u3002<\/li>\n<li><strong>\u53c2\u6570\u4fe1\u4efb\u8fc7\u5ea6\uff1a<\/strong>\u76f4\u63a5\u904d\u5386 <code>$_POST<\/code> \u5199\u5165 option\uff0c\u7b49\u4e8e\u628a <code>wp_options<\/code> \u8868\u53d8\u6210\u4e86\u653b\u51fb\u8005\u7684\u914d\u7f6e\u9762\u677f\u3002<\/li>\n<li><strong>\u654f\u611f\u914d\u7f6e\u65e0\u5ba1\u8ba1\uff1a<\/strong><code>default_role<\/code>\u3001<code>users_can_register<\/code> \u8fd9\u7c7b\u300c\u4e00\u6539\u5c31\u63d0\u6743\u300d\u7684\u9009\u9879\uff0c\u7f3a\u5c11\u53d8\u66f4\u76d1\u63a7\u4e0e\u544a\u8b66\u3002<\/li>\n<\/ul>\n<div class=\"doc-callout doc-callout-warning\">\n<div class=\"doc-callout-title\">\u26a0\ufe0f \u751f\u4ea7\u907f\u5751\u98ce\u9669<\/div>\n<p>\u4e0d\u8981\u4f9d\u8d56\u300c\u63d2\u4ef6\u5df2\u88c5\u4f46\u672a\u542f\u7528\u300d\u6765\u89c4\u907f\u98ce\u9669\u2014\u2014\u90e8\u5206\u63d2\u4ef6\u5728\u542f\u7528\u65f6\u6ce8\u518c\u7684 AJAX \u94a9\u5b50\u4f1a\u6b8b\u7559\u4e8e\u6570\u636e\u5e93\u6216\u81ea\u52a8\u52a0\u8f7d\u6d41\u7a0b\u4e2d\u3002\u6700\u7a33\u59a5\u7684\u505a\u6cd5\u662f\uff1a<strong>\u5378\u8f7d\u672a\u4f7f\u7528\u63d2\u4ef6\u3001\u5347\u7ea7\u5728\u7528\u63d2\u4ef6\u3001\u5bf9\u5173\u952e option \u505a\u53d8\u66f4\u5ba1\u8ba1<\/strong>\uff0c\u4e09\u8005\u7f3a\u4e00\u4e0d\u53ef\u3002<\/div>\n<p class=\"doc-p\">\u4ece\u7eb5\u6df1\u9632\u5fa1\u7684\u89d2\u5ea6\uff0c\u6211\u5efa\u8bae\u6240\u6709 WordPress \u7ad9\u70b9\u8fd0\u8425\u65b9\u5efa\u7acb\u4e09\u9053\u9632\u7ebf\uff1a\u7b2c\u4e00\u9053\u662f<strong>\u5165\u53e3\u6536\u655b<\/strong>\uff0c\u9650\u5236 <code>admin-ajax.php<\/code> \u7684\u654f\u611f action\uff1b\u7b2c\u4e8c\u9053\u662f<strong>\u6743\u9650\u6700\u5c0f\u5316<\/strong>\uff0c\u9ed8\u8ba4\u89d2\u8272\u6c38\u8fdc\u4e0d\u8bbe\u4e3a administrator\uff0c\u6ce8\u518c\u5165\u53e3\u6309\u9700\u5f00\u542f\uff1b\u7b2c\u4e09\u9053\u662f<strong>\u53d8\u66f4\u53ef\u89c2\u6d4b<\/strong>\uff0c\u5bf9 <code>wp_options<\/code> \u4e2d\u5b89\u5168\u654f\u611f\u952e\u505a\u76d1\u63a7\u544a\u8b66\u3002\u53ea\u6709\u628a\u300c\u63d0\u6743\u94fe\u300d\u7684\u6bcf\u4e00\u73af\u90fd\u52a0\u4e0a\u68c0\u6d4b\u70b9\uff0c\u624d\u80fd\u5728\u4e0b\u4e00\u4e2a CVE \u51fa\u73b0\u65f6\u628a\u54cd\u5e94\u65f6\u95f4\u538b\u7f29\u5230\u5206\u949f\u7ea7\u3002<\/p>\n<div class=\"doc-callout doc-callout-related\">\n<div class=\"doc-callout-title\">\ud83d\udd17 \u5ef6\u4f38\u9605\u8bfb\u4e0e\u4e13\u680f\u63a8\u8350<\/div>\n<ul class=\"doc-internal-links\">\n<li><strong>\u6240\u5c5e\u4e13\u680f\uff1a<\/strong><a href=\"https:\/\/btc354.com\/index.php\/category\/security\/\">\u6d4f\u89c8\u66f4\u591a\u3010\u5b89\u5168\u6f0f\u6d1e\u3011\u6280\u672f\u67b6\u6784\u4e0e\u5de5\u7a0b\u5b9e\u6218\u6587\u7ae0<\/a><\/li>\n<li><strong>\u63a8\u8350\u6df1\u5ea6\u9605\u8bfb\uff1a<\/strong><a href=\"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-bc96ffa20f4ed788268669989883b9937f7cb60b3e1d5899359424a87cf07293\/\">Heym \u5de5\u4f5c\u6d41 RCE \u6f0f\u6d1e\u6df1\u5ea6\u5256\u6790\uff1aCVE-2026-67544 \u4ece playwrightCode \u6ce8\u5165\u5230 root \u6743\u9650\u6ca6\u9677\u7684\u5e94\u6025\u54cd\u5e94<\/a><\/li>\n<li><strong>\u63a8\u8350\u6df1\u5ea6\u9605\u8bfb\uff1a<\/strong><a href=\"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-bfd4551ec6634d81884673a9f0afcc02ea22e5bdbc8c466428b59c20c46923d0\/\">WordPress \u5b58\u50a8\u578b XSS \u6f0f\u6d1e\u6df1\u5ea6\u5e94\u6025\uff1aCVE-2026-123460 \u653b\u51fb\u94fe\u8def\u62c6\u89e3\u4e0e\u7eb5\u6df1\u9632\u5fa1\u843d\u5730<\/a><\/li>\n<li><strong>\u5168\u7ad9\u6280\u672f\u5f52\u6863\uff1a<\/strong><a href=\"https:\/\/btc354.com\/\">\u8fd4\u56de \u4e2a\u4eba\u5b66\u4e60\u7ad9\u70b9 \u9996\u9875\u63a2\u7d22\u66f4\u591a\u6280\u672f\u524d\u6cbf<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"doc-ref-box\">\n  <strong>\u539f\u6587\u51fa\u5904\u4e0e\u6743\u5a01\u6eaf\u6e90\u58f0\u660e\uff1a<\/strong><br \/>\n  \u672c\u6587\u6838\u5fc3\u6280\u672f\u80cc\u666f\u6e90\u81ea\u6d77\u5916\u4e00\u7ebf\u5b89\u5168\u901a\u544a\u4e0e\u6f0f\u6d1e\u6570\u636e\u5e93\uff1a<br \/>\n  <a href=\"https:\/\/github.com\/advisories\/GHSA-4jpv-w9ww-m96w\" target=\"_blank\" rel=\"noopener noreferrer\">GitHub Advisory Database \u2014 GHSA-4jpv-w9ww-m96w (CVE-2026-15309)<\/a><br \/>\n  <a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2026-15309\" target=\"_blank\" rel=\"noopener noreferrer\">NVD \u2014 CVE-2026-15309 \u8be6\u60c5\u9875<\/a><br \/>\n  <a href=\"https:\/\/my.wishlistmember.com\/changelog\/coursecure-courses-1-5-3\" target=\"_blank\" rel=\"noopener noreferrer\">CourseCure Courses 1.5.3 \u5b98\u65b9\u66f4\u65b0\u65e5\u5fd7<\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5ea6\u5256\u6790 CourseCure Courses \u63d2\u4ef6 WordPress 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