CVE-2009-4589: Mediawiki Mediawik

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the Special:Block implementation in the getContribsLink function in SpecialBlockip.php in MediaWiki 1.14.0 and 1.15.0 allows remote attackers to inject arbitrary web script or HTML via the ip parameter.

Affected products

• Mediawiki Mediawik: version i1.15.0 only
• Mediawiki Mediawiki: version 1.14.0 only

Published 2010-01-07. Last modified 2026-06-16.