CVE-2026-34086: Wikimedia Foundation Abusefilter

Low severity, CVSS 2.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Vulnerability in Wikimedia Foundation AbuseFilter. This issue affects AbuseFilter: from * before 1.43.7, 1.44.4, 1.45.2.

Affected products

• Wikimedia Foundation Abusefilter

Published 2026-05-11. Last modified 2026-06-17.