[SECURITY] CVE-2026-34487 Apache Tomcat - Cloud membership for clustering component exposed the Kubernetes bearer token
Mark Thomas <[email protected]> Thu, 9 Apr 2026 20:03:34 +0100
| Newsgroups | gmane.comp.jakarta.tomcat.user,gmane.comp.java.openwebbeans.devel,gmane.comp.apache.maven.announce |
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| Message-ID | <e973f924-0fdb-4297-878c-46974bd2995f__47606.4866221108$1775761754$gmane$org@apache.org> |
CVE-2026-34487 Apache Tomcat - Cloud membership for clustering component exposed the Kubernetes bearer token Severity: Low Vendor: The Apache Software Foundation Versions Affected: Apache Tomcat 11.0.0-M1-11.0.20 Apache Tomcat 10.1.0-M1-10.1.53 Apache Tomcat 9.0.13-9.0.116 Description: The cloud membership for clustering component exposed the Kubernetes bearer token in log messages. Mitigation: Users of the affected versions should apply one of the following mitigations: - Upgrade to Apache Tomcat 11.0.21 or later - Upgrade to Apache Tomcat 10.1.54 or later - Upgrade to Apache Tomcat 9.0.117 or later Credit: This issue was identified by Bartlomiej Dmitruk, striga.ai History: 2026-04-09 Original advisory References: [1] https://tomcat.apache.org/security-11.html [2] https://tomcat.apache.org/security-10.html [3] https://tomcat.apache.org/security-9.html