CVE-2022-28204: Mediawiki

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

A denial-of-service issue was discovered in MediaWiki 1.37.x before 1.37.2. Rendering of w/index.php?title=Special%3AWhatLinksHere&target=Property%3AP31&namespace=1&invert=1 can take more than thirty seconds. There is a DDoS risk.

Affected products

• Mediawiki Mediawiki: from 1.37.0, before 1.37.2 (fixed in 1.37.2)

Published 2022-09-19. Last modified 2026-06-17.