CVE-2026-76646: Apache Software Foundation Apache Myfaces

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A remote attacker could cause excessive resource consumption by supplying specially crafted request parameters, potentially resulting in a denial of service condition. Older unsupported versions may also be affected. Users are recommended to upgrade to versions 2.3.12, 2.3-next-M9, 3.0.4, 4.0.4, or 4.1.4, which fix this issue.

Affected products

• Apache Software Foundation Apache Myfaces: from 2.2.0-beta, up to and including 2.2.15; version 2.3.0 only; from 2.3-next-M1, up to and including 2.3-next-M8; from 2.3.1, up to and including 2.3.11; from 3.0.0, up to and including 3.0.3; from 4.0.0, up to and including 4.0.3; …

Published 2026-09-16. Last modified 2026-09-17.