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CVE-2024-21729— [20240701] - Core - XSS in accessible media selection field

Quick assessment

Affected
Joomla! Project Joomla! CMS
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.

Joomla!是一套使用在Joomla!内容管理系统中的论坛组件。 Joomla! 存在安全漏洞，该漏洞源于输入验证不足，会导致跨站脚本(XSS)漏洞。

AI Predicted 6.1 Difficulty: Easy EPSS 0.44% · P36

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2024-21729

Vulnerability Information
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Vulnerability Title
[20240701] - Core - XSS in accessible media selection field
Source: CVE Program / CVE List V5
Vulnerability Description
Inadequate input validation leads to XSS vulnerabilities in the accessiblemedia field.
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
Joomla! 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Joomla!是一套使用在Joomla!内容管理系统中的论坛组件。 Joomla! 存在安全漏洞，该漏洞源于输入验证不足，会导致跨站脚本(XSS)漏洞。
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
Joomla! Project Joomla! CMS 4.0.0-4.4.5 -

II. Public POCs for CVE-2024-21729

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2024-21729

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Other References for CVE-2024-21729 (1)

Same Patch Batch · Joomla! Project · 2024-07-09 · 5 CVEs total

CVE-2024-21731 [20240703] - Core - XSS in StringHelper::truncate method
CVE-2024-21730 [20240702] - Core - Self-XSS in fancyselect list field layout
CVE-2024-26279 [20240704] - Core - XSS in Wrapper extensions
CVE-2024-26278 [20240705] - Core - XSS in com_fields default field value

IV. Related Vulnerabilities

Same product: Joomla! CMS
Same vendor: Joomla! Project
Same weakness: CWE-79

V. Comments for CVE-2024-21729

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