CVE-2026-58518: Mediawiki

Medium severity, CVSS 6.3. EPSS: 0.1% chance of exploitation in the next 30 days.

Cross-Site request forgery (CSRF) vulnerability in The Wikimedia Foundation Mediawiki - RedirectManager Extension allows Cross Site Request Forgery. This issue affects Mediawiki - RedirectManager Extension: from * before 1.3.3.

Affected products

• Mediawiki Mediawiki: before 1.3.3 (fixed in 1.3.3)

Published 2026-07-01. Last modified 2026-07-09.