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CVE-2024-47840— Stored XSS through sidebar in Apex skin

Quick assessment

Affected
The Wikimedia Foundation Mediawiki - Apex skin
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.

MediaWiki是美国维基媒体（MediaWiki）基金会的一套自由免费的基于网络的Wiki引擎。该产品可用于部署内部的知识管理和内容管理系统。 Mediawiki存在安全漏洞，该漏洞源于存在存储型跨站脚本漏洞。

AI Predicted 6.1 Difficulty: Moderate EPSS 0.31% · P24
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I. Basic Information for CVE-2024-47840

Vulnerability Information
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Vulnerability Title
Stored XSS through sidebar in Apex skin
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Apex skin allows Stored XSS.This issue affects Mediawiki - Apex skin: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
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
Mediawiki 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaWiki是美国维基媒体（MediaWiki）基金会的一套自由免费的基于网络的Wiki引擎。该产品可用于部署内部的知识管理和内容管理系统。 Mediawiki存在安全漏洞，该漏洞源于存在存储型跨站脚本漏洞。
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
The Wikimedia Foundation Mediawiki - Apex skin 1.39.x ~ 1.39.9 -

II. Public POCs for CVE-2024-47840

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III. Intelligence Information for CVE-2024-47840

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Vendor Advisories for CVE-2024-47840 (1)

Same Patch Batch · The Wikimedia Foundation · 2024-10-05 · 6 CVEs total

CVE-2024-47847 Various XSSes found in Cargo
CVE-2024-47849 Backticks can allow the usage of not-allowed SQL functions
CVE-2024-47841 Path traversal when loading stylesheets
CVE-2024-47846 Special:DeleteCargoTable and Special:SwitchCargoTable have no CSRF protection
CVE-2024-47845 CSS sanitizer used incorrectly, and is easily bypassed

IV. Related Vulnerabilities

Same vendor: The Wikimedia Foundation
Same weakness: CWE-79

V. Comments for CVE-2024-47840

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