CVE-2025-6589: Wikimedia Foundation Mediawiki

Low severity, CVSS 2.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php. This issue affects MediaWiki: >= 1.42.0.

Affected products

• Wikimedia Foundation Mediawiki: from 1.42.0

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