CVE-2026-55957

Description

Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI allowed attackers to authenticate without provided the correct password. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.4, from 10.1.0-M1 through 10.1.36, from 9.0.0.M1 through 9.0.100, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Users are recommended to upgrade to version 11.0.5, 10.1.37 or 9.0.101, which fixes the issue.

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Produits concernés

• Apache Software Foundation Apache Tomcat
• Apache tomcat

Scores CVSS

Faiblesses (CWE)

• CWE-304

Références

• https://lists.apache.org/thread/7fk339o5jvd4mcgsf0chbrn4o525ccjh Vendor AdvisoryMailing List
• http://www.openwall.com/lists/oss-security/2026/06/29/26 Third Party Advisory

Ailleurs

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