CVE-2026-55276 Apache Tomcat: Logged effective web.xml is incomplete

Beschreibung des Herstellers (englisch)

Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat meant that special roles and empty authorisation constraints were not included when the effective web.xml was logged. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119 which fixes the issue.

Stammdaten

Hersteller

Apache Software Foundation

Betroffene Produkte

• Apache Tomcat

CVSS 3.1

9.1 (CRITICAL)

Vektor

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Schwachstellentyp

CWE-670: Always-Incorrect Control Flow Implementation

Veröffentlicht

29. Juni 2026

Offizielle Quellen

• CVE.org
• NVD
• Hersteller-Advisory

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