Auth bypass in Apache Software Foundation Tomcat
CVE-2026-55955
Improper Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in the cluster component. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, f…
Vulnerability class: Broken Authentication
Affected products
- Apache Software Foundation Tomcat — versions 11.0.0-M1, 10.1.0-M1, 9.0.13
Weakness classification (CWE)
References
- security@apache.org (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108