CVE-2007-1054: Mediawiki

Medium severity, CVSS 6.8. EPSS: 2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the AJAX features in index.php in MediaWiki 1.6.x through 1.9.2, when $wgUseAjax is enabled, allows remote attackers to inject arbitrary web script or HTML via a UTF-7 encoded value of the rs parameter, which is processed by Internet Explorer.

Affected products

• Mediawiki Mediawiki: up to and including 1.8.2

Published 2007-02-21. Last modified 2026-06-16.