CVE-2014-9507: Mediawiki

Low severity, CVSS 2.6. EPSS: 1% chance of exploitation in the next 30 days.

MediaWiki 1.21.x, 1.22.x before 1.22.14, and 1.23.x before 1.23.7, when $wgContentHandlerUseDB is enabled, allows remote attackers to conduct cross-site scripting (XSS) attacks by setting the content model for a revision to JS.

Affected products

• Mediawiki Mediawiki: up to and including 1.19.21; version 1.20 only; version 1.20.1 only; version 1.20.2 only; version 1.20.3 only; version 1.20.4 only; …

Published 2015-01-04. Last modified 2026-06-17.