CVE-2024-23178: Mediawiki

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

An issue was discovered in the Phonos extension in MediaWiki before 1.40.2. PhonosButton.js allows i18n-based XSS via the phonos-purge-needed-error message.

Affected products

• Mediawiki Mediawiki: before 1.40.2 (fixed in 1.40.2)

Published 2024-01-12. Last modified 2026-06-17.