CVE-2026-53404

Updated on 29 Jun 2026

Severity

7.3 High severity

Details

CVSS score
7.3
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Overview

About vulnerability

Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat’s rewrite valve meant that if the first condition in an OR chain matched, subsequent non-OR conditions were skipped.

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 fix the issue.

Details

Affected product:
Ubuntu 16.04 ELS , Ubuntu 18.04 ELS
Affected packages:
tomcat7 @ 7.0.68-1 (+3 more)

Fixes