CVE Catalog

CVE-2025-62654

LowCVSS 2.0
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.31%

22th percentile - higher than 22% of all known CVEs

Summary

The MediaWiki QuizGame extension is vulnerable to Stored XSS due to improper neutralization of input during web page generation. This affects versions 1.39, 1.43, and 1.44.

Risk Assessment

An attacker can store malicious script that executes in other users' browsers, leading to session or data theft. In a wiki this can spread to many users.

Recommendation

Update the QuizGame extension to a patched version or disable it until updated. Enforce input validation and sanitization for user-generated content.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS