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CVE-2021-24218— Facebook for WordPress 3.0.0-3.0.3 - CSRF to Stored XSS and Settings Deletion

Quick assessment

Affected
Unknown Facebook for WordPress
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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。

AI Predicted 8.1 Difficulty: Easy EPSS 0.70% · P51
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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: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
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

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III. Intelligence Information for CVE-2021-24218

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Vendor Advisories for CVE-2021-24218 (2)

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 product: Facebook for WordPress
Same vendor: Unknown
Same weakness: CWE-352

V. Comments for CVE-2021-24218

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