CVE-2021-24871— Get Custom Field Values < 4.0.1 - Contributor+ Stored Cross-Site Scripting
Quick assessment
Affected
Unknown Get Custom Field Values
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。 WordPress Plugins Get Custom Field Values 存在跨站脚本漏洞，该漏洞源于获取自定义字段值在4.0.1之前的WordPress插件在将自定义字段输出到页面之前不会转义它们，这可能会允许角色低至贡献者的用户执行跨站点脚本攻击。攻击者可利用该漏洞执行客户端代码。
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I. Basic Information for CVE-2021-24871
Vulnerability Information
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Vulnerability Title
Get Custom Field Values < 4.0.1 - Contributor+ Stored Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The Get Custom Field Values WordPress plugin before 4.0.1 does not escape custom fields before outputting them in the page, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件跨站脚本漏洞
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。 WordPress Plugins Get Custom Field Values 存在跨站脚本漏洞，该漏洞源于获取自定义字段值在4.0.1之前的WordPress插件在将自定义字段输出到页面之前不会转义它们，这可能会允许角色低至贡献者的用户执行跨站点脚本攻击。攻击者可利用该漏洞执行客户端代码。
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 | Get Custom Field Values | 4.0.1 ~ 4.0.1 | - |
|
II. Public POCs for CVE-2021-24871
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-24871 (1)
Same Patch Batch · Unknown · 2021-12-13 · 34 CVEs total
| CVE-2021-24790 | Contact Form Advanced Database <= 1.0.8 - Unauthorised AJAX Calls | |
| CVE-2021-24848 | Mediamatic < 2.8.1 - Subscriber+ SQL Injection | |
| CVE-2021-24845 | Improved Include Page <= 1.2 - Contributor+ Arbitrary Posts/Pages Access | |
| CVE-2021-24836 | Temporary Login Without Password < 1.7.1 - Subscriber+ Plugin's Settings Update | |
| CVE-2021-24819 | Page/Post Content Shortcode <= 1.0 - Contributor+ Arbitrary Posts/Pages Access | |
| CVE-2021-24818 | WP Limits <= 1.0 - Plugin's Settings Update via CSRF | |
| CVE-2021-24817 | Ultimate NoFollow <= 1.4.8 - Contributor+ Stored Cross-Site Scripting | |
| CVE-2021-24795 | Filter Portfolio Gallery <= 1.5 - Arbitrary Gallery Deletion via CSRF | |
| CVE-2021-24792 | Shiny Buttons <= 1.1.0 - Unauthenticated Stored Cross-Site Scripting | |
| CVE-2021-24855 | Display Post Metadata < 1.5.0 - Contributor+ Stored Cross-Site Scripting | |
| CVE-2021-24784 | WP Admin Logo Changer <= 1.0 - Plugin's Settings Update via CSRF | |
| CVE-2021-24782 | Flex Local Fonts <= 1.0.0 - Admin+ Stored Cross-Site-Scripting | |
| CVE-2021-24780 | Single Post Exporter <= 1.1.1 - Plugin's Settings Update via CSRF | |
| CVE-2021-24771 | Inspirational Quote Rotator <= 1.0.0 - Admin+ Stored Cross-Site Scripting | |
| CVE-2021-24756 | WP System Log < 1.0.21 - Unauthenticated Stored Cross-Site Scripting | |
| CVE-2021-24747 | SEO Booster < 3.8 - Admin+ SQL Injection | |
| CVE-2021-24705 | NEX-Forms < 8.4.3 - Stored Cross-Site Scripting via CSRF | |
| CVE-2021-24972 | Pixel Cat Lite < 2.6.3 - Admin+ Stored Cross-Site Scripting | |
| CVE-2021-24857 | ToTop Link <= 1.7.1 - Unauthenticated PHP Object Injection | |
| CVE-2021-24859 | User Meta Shortcodes <= 0.5 - Contributor+ Unauthorized Arbitrary User Metadata Access |
Showing top 20 of 34 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-24871
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