CVE-2021-24504— WP LMS <= 1.1.2 - Stored Cross-Site Scripting (XSS)
Quick assessment
Affected
Unknown WP LMS – Best WordPress LMS Plugin
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 LMS Plugin 存在安全漏洞，该漏洞源于在1.1.2版本的此插件没有正确地消毒或验证其用户字段标题，允许XSS有效负载在它们中使用。此外，没有进行CSRF和能力检查，允许通过CSRF或以任何用户(包括未经身份验证的用户)执行此类攻击。
Possible ATT&CK Techniques 3 AI
T1190 · Exploit Public-Facing Application T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-24504
Vulnerability Information
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Vulnerability Title
WP LMS <= 1.1.2 - Stored Cross-Site Scripting (XSS)
Source: CVE Program / CVE List V5
Vulnerability Description
The WP LMS – Best WordPress LMS Plugin WordPress plugin through 1.1.2 does not properly sanitise or validate its User Field Titles, allowing XSS payload to be used in them. Furthermore, no CSRF and capability checks were in place, allowing such attack to be performed either via CSRF or as any user (including unauthenticated)
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 plugin LMS 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 LMS Plugin 存在安全漏洞，该漏洞源于在1.1.2版本的此插件没有正确地消毒或验证其用户字段标题，允许XSS有效负载在它们中使用。此外，没有进行CSRF和能力检查，允许通过CSRF或以任何用户(包括未经身份验证的用户)执行此类攻击。
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 | WP LMS – Best WordPress LMS Plugin | 1.1.2 ~ 1.1.2 | - |
|
II. Public POCs for CVE-2021-24504
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Unknown · 2021-08-02 · 26 CVEs total
| CVE-2021-24473 | User Profile Picture < 2.6.0 - Arbitrary User Picture Change/Deletion via IDOR | |
| CVE-2021-24444 | TaxoPress < 3.0.7.2 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24371 | RSVPMaker < 8.7.3 - Authenticated (admin+) SSRF | |
| CVE-2021-24425 | myStickymenu < 2.5.2 - Authenticated Stored XSS | |
| CVE-2021-24428 | RSS for Yandex Turbo <= 1.30 - Authenticated Stored XSS | |
| CVE-2021-24430 | Speed Booster Pack 4.2.0-beta - Authenticated (admin+) RCE | |
| CVE-2021-24443 | Youzify < 1.0.7 - Stored Cross-Site Scripting via Biography | |
| CVE-2021-24448 | Profile Builder < 3.4.8 - Authenticated Stored XSS | |
| CVE-2021-24450 | ProfilePress < 3.1.8 - Authenticated Stored XSS | |
| CVE-2021-24455 | Tutor LMS < 1.9.2 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24464 | YouTube Embed, Playlist and Popup < 2.3.9 - Contributor+ Stored XSS | |
| CVE-2021-24468 | Leaflet Map < 3.0.0 - Contributor+ Stored XSS | |
| CVE-2021-24470 | Yada Wiki < 3.4.1 - Contributor+ Stored XSS | |
| CVE-2021-24503 | Popular Brand SVG Icons - Simple Icons < 2.7.8 - Contributor+ Stored XSS | |
| CVE-2021-24474 | Awesome Weather Widget <= 3.0.2 - Reflected Cross-site Scripting (XSS) | |
| CVE-2021-24476 | Steam Group Viewer <= 2.1 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24477 | Migrate Users <= 1.0.1 - CSRF to Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24478 | Bookshelf <= 2.0.4 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24479 | DrawBlog <= 0.90 - Authenticated Stored Cross-Site Scripting (XSS) | |
| CVE-2021-24480 | Event Geek <= 2.5.2 - Stored Cross-site Scripting (XSS) |
Showing top 20 of 26 CVEs. View all on vendor page → →
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Same weakness: CWE-79
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CVE-2026-76063
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