CVE-2021-24218— Facebook for WordPress 3.0.0-3.0.3 - CSRF to Stored XSS and Settings Deletion
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I. Basic Information for CVE-2021-24218
Vulnerability Information
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Vulnerability Title
Facebook for WordPress 3.0.0-3.0.3 - CSRF to Stored XSS and Settings Deletion
Source: NVD (National Vulnerability Database)
Vulnerability Description
The wp_ajax_save_fbe_settings and wp_ajax_delete_fbe_settings AJAX actions of the Facebook for WordPress plugin before 3.0.4 were vulnerable to CSRF due to a lack of nonce protection. The settings in the saveFbeSettings function had no sanitization allowing for script tags to be saved.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨站请求伪造(CSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress插件 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress 插件是WordPress开源的一个应用插件。 Facebook WordPress插件 3.0.4版本之前存在跨站请求伪造漏洞，该漏洞源于Facebook WordPress插件的ajax操作由于缺乏nonce保护而容易受到CSRF的攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | Facebook for WordPress | 3.0.0 ~ 3.0.0* | - |
II. Public POCs for CVE-2021-24218
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://wpscan.com/vulnerability/169d21fc-d191-46ff-82e8-9ac887aed8a4x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-24218
Same Patch Batch · Unknown · 2021-04-12 · 14 CVEs total
| CVE-2021-24231 | Patreon WordPress < 1.7.0 - CSRF to Disconnect Sites From Patreon | |
| CVE-2021-24230 | Patreon WordPress < 1.7.0 - CSRF to Overwrite/Create User Meta | |
| CVE-2021-24229 | Patreon WordPress < 1.7.2 - Reflected XSS on patreon_save_attachment_patreon_level AJAX ac | |
| CVE-2021-24228 | Patreon WordPress < 1.7.2 - Reflected XSS on Login Form | |
| CVE-2021-24227 | Patreon WordPress < 1.7.0 - Unauthenticated Local File Disclosure | |
| CVE-2021-24226 | AccessAlly < 3.5.7 - $_SERVER Superglobal Leakage | |
| CVE-2021-24225 | Advanced Booking Calendar < 1.6.7 - Authenticated Reflected Cross-Site Scripting (XSS) | |
| CVE-2021-24224 | Easy Form Builder <= 1.0 - Authenticated Arbitrary File Upload | |
| CVE-2021-24223 | N5 Upload Form <= 1.0 - Unauthenticated Arbitrary File Upload to RCE | |
| CVE-2021-24222 | WP-Curricul Vitea Free <= 6.3 - Unauthenticated Arbitrary File Upload to RCE | |
| CVE-2021-24221 | Quiz And Survey Master < 7.1.12 - Authenticated SQL injection via shortcode | |
| CVE-2021-24217 | Facebook for WordPress < 3.0.0 - PHP Object Injection with POP Chain | |
| CVE-2021-24215 | Controlled Admin Access < 1.5.2 - Improper Access Control & Privilege Escalation |
IV. Related Vulnerabilities
Same vendor: Unknown
- CVE-2026-6433
Custom CSS JS PHP <= 2.0.7 - Unauthenticated SQL Injection t - CVE-2026-4935
SureTriggers < 1.1.23 – Unauthenticated SQLi - CVE-2026-5335
Magic Export & Import < 1.2.0 - Unauthenticated PII Disclosu - CVE-2026-5337
Frontend File Manager Plugin <= 23.6 - Subscriber+ Arbitrary - CVE-2026-5306
Check & Log Email < 2.0.13 - Unauthenticated Stored XSS
Same weakness: CWE-352
- CVE-2021-47953
OpenCart 3.0.3.7 Cross-Site Request Forgery via account/pass - CVE-2021-47946
OpenCart 3.0.36 Account Takeover via Cross Site Request Forg - CVE-2022-50955
WordPress Plugin Curtain 1.0.2 Cross-site Request Forgery - CVE-2026-8194
osTicket Dispatcher class.dispatcher.php cross-site request - CVE-2026-42286
Emlog: Cross-Site Request Forgery in Admin Functions
V. Comments for CVE-2021-24218
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