CVE-2013-6452: Mediawiki

Medium severity, CVSS 4.3. EPSS: 1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to inject arbitrary web script or HTML via crafted XSL in an SVG file.

Affected products

• Mediawiki Mediawiki: version 1.22.0 only; version 1.21 only; version 1.21.1 only; version 1.21.2 only; version 1.21.3 only; up to and including 1.19.9; …

Published 2014-05-12. Last modified 2026-06-17.