CVE-2012-5394: Mediawiki

Medium severity, CVSS 6.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in the CentralAuth extension for MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 allows remote attackers to hijack the authentication of users for requests that login via vectors involving image loading.

Affected products

• Mediawiki Mediawiki: version 1.20 only; version 1.20.1 only; version 1.20.2 only; version 1.20.3 only; version 1.20.4 only; version 1.20.5 only; …

Published 2013-12-13. Last modified 2026-06-16.