CVE-2025-62654— Stored XSS through system messages in QuizGame
Quick assessment
Affected
The Wikimedia Foundation MediaWiki QuizGame extension
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 - QuizGame Extension是Mediawiki开源的一个测验管理插件。 Mediawiki - QuizGame Extension 1.39版本、1.43版本和1.44版本存在安全漏洞，该漏洞源于Web页面生成期间输入中和不当，可能导致存储型跨站脚本攻击。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2025-62654
Vulnerability Information
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Vulnerability Title
Stored XSS through system messages in QuizGame
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 QuizGame extension allows Stored XSS.This issue affects MediaWiki QuizGame extension: 1.39, 1.43, 1.44.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/S:N/AU:N/R:U/V:C/RE:M/U:Amber
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 - QuizGame Extension 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mediawiki - QuizGame Extension是Mediawiki开源的一个测验管理插件。 Mediawiki - QuizGame Extension 1.39版本、1.43版本和1.44版本存在安全漏洞，该漏洞源于Web页面生成期间输入中和不当，可能导致存储型跨站脚本攻击。
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 |
|---|---|---|---|---|
| The Wikimedia Foundation | MediaWiki QuizGame extension | 1.39 | - |
|
II. Public POCs for CVE-2025-62654
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · The Wikimedia Foundation · 2025-10-17 · 4 CVEs total
| CVE-2025-62652 | Stored XSS in WebAuthn key name | |
| CVE-2025-62653 | Stored XSS through system messages in PollNY | |
| CVE-2025-62655 | SQL injection in Cargo via Special:CargoExport |
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V. Comments for CVE-2025-62654
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