CVE-2022-34912: Fedoraproject Fedora

Medium severity, CVSS 6.1. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.

Affected products

• Fedoraproject Fedora: version 36 only; version 37 only
• Mediawiki Mediawiki: before 1.37.3 (fixed in 1.37.3); version 1.38.0 only

Published 2022-07-02. Last modified 2026-06-17.