CVE-2026-55956

Description

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. 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, from 7.0.0 through 7.0.109. 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 fix the issue.

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Produits concernés

• Apache Software Foundation Apache Tomcat
• Apache tomcat

Scores CVSS

Faiblesses (CWE)

• CWE-285

Références

• https://lists.apache.org/thread/dcjdcnnnww9hhdm016hr0l7hpw1bzjfp Vendor AdvisoryMailing List
• http://www.openwall.com/lists/oss-security/2026/06/29/25 Third Party Advisory

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories