CVE-2026-76646 is a vulnerability in Apache Myfaces
Published on September 16, 2026
Apache MyFaces: Denial of Service via Unbounded Request Parsing
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.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2026-76646 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2026-76646
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Affected Versions
Apache Software Foundation Apache MyFaces:- Version 2.2.0-beta, <= 2.2.15 is affected.
- Version 2.3.0 is affected.
- Version 2.3-next-M1, <= 2.3-next-M8 is affected.
- Version 2.3.1, <= 2.3.11 is affected.
- Version 3.0.0, <= 3.0.3 is affected.
- Version 4.0.0, <= 4.0.3 is affected.
- Version 4.1.0, <= 4.1.3 is affected.