This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-55276 →
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DEBIAN-CVE-2026-55276

Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat meant that special roles and empty authorisation constraints were not incl...

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 tomcat10
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:13 tomcat10
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:14 tomcat10
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.1.60-1"}]}]
Debian:13 tomcat11
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:14 tomcat11
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"11.0.24-1"}]}]
Debian:12 tomcat9
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.70-2"}]}]
Debian:13 tomcat9
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.70-2"}]}]
Debian:14 tomcat9
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.70-2"}]}]

References

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