CVE-2025-23080: Wikimedia Foundation Mediawiki - Openbadges Extension

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - OpenBadges Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - OpenBadges Extension: from 1.39.X before 1.39.11, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.

Affected products

• Wikimedia Foundation Mediawiki - Openbadges Extension: from 1.39, before 1.39.11 (fixed in 1.39.11); from 1.41, before 1.41.3 (fixed in 1.41.3); from 1.42, before 1.42.2 (fixed in 1.42.2)

Published 2025-01-14. Last modified 2026-06-17.