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CVE-2026-76646: CWE-400 Uncontrolled Resource Consumption in Apache Software Foundation Apache MyFaces

0
High
VulnerabilityCVE-2026-76646cvecve-2026-76646cwe-400
Published: 09/16/2026 (09/16/2026, 19:17:01 UTC)
Source: CVE Database V5
Vendor/Project: Apache Software Foundation
Product: Apache MyFaces

Description

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 software

Apache Software Foundation

Apache MyFaces

Affected versions
>=2.2.0-beta <=2.2.15>=2.3-next-M1 <=2.3-next-M8>=2.3.1 <=2.3.11>=3.0.0 <=3.0.3>=4.0.0 <=4.0.3>=4.1.0 <=4.1.3=2.3.0
org.apache.myfaces/core
pkg:maven/org.apache.myfaces/core
Affected versions
=2.3.0>=2.2.0-beta <2.2.16>=2.3-next-M1 <=2.3-next-M8>=2.3.1 <2.3.12>=3.0.0 <3.0.4>=4.0.0 <4.0.4>=4.1.0 <4.1.4

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 19:46:46 UTC

Technical Analysis

Apache MyFaces contains a CWE-400 Uncontrolled Resource Consumption vulnerability (CVE-2026-76646) where an attacker can supply specially crafted request parameters to cause excessive resource usage, potentially resulting in denial of service. The vulnerability affects a range of versions including 2.2.0-beta through 2.2.15, 2.3-next-M1 through 2.3-next-M8, 2.3.0 through 2.3.11, 3.0.0 through 3.0.3, 4.0.0 through 4.0.3, and 4.1.0 through 4.1.3. Fixed versions are 2.3.12, 2.3-next-M9, 3.0.4, 4.0.4, and 4.1.4.

Potential Impact

An attacker can remotely cause excessive resource consumption on affected Apache MyFaces servers, leading to denial of service conditions. This can disrupt availability of services relying on the affected software versions.

Mitigation Recommendations

Users should upgrade Apache MyFaces to one of the fixed versions: 2.3.12, 2.3-next-M9, 3.0.4, 4.0.4, or 4.1.4. No other mitigation or temporary fix is indicated. Patch status is confirmed by the vendor advisory recommending these upgrades.

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Technical Details

Data Version
5.2
Assigner Short Name
apache
Date Reserved
2026-08-19T15:11:32.643Z
State
PUBLISHED

Threat ID: 6aaaeeb355bf5e2cf5111e02

Added to database: 09/16/2026, 19:32:03 UTC

Last enriched: 09/16/2026, 19:46:46 UTC

Last updated: 09/17/2026, 04:01:24 UTC

Views: 11

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