|
Vulnerabilities
< Back

CVE-2026-43515

Updated on 12 May 2026

Severity

9.1 Critical severity

Details

CVSS score
9.1
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE ID
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

Versions Affected: Apache Tomcat 11.0.0-M1 to 11.0.21 Apache Tomcat 10.1.0-M1 to 10.1.54 Apache Tomcat 9.0.0.M1 to 9.0.117 Older, unsupported versions may also be affected

Description: When multiple security constraints defined an HTTP method constraint for the same extension pattern, only the first method constraint was applied.

Mitigation: Users of the affected versions should apply one of the following mitigations:

  • Upgrade to Apache Tomcat 11.0.22 or later
  • Upgrade to Apache Tomcat 10.1.55 or later
  • Upgrade to Apache Tomcat 9.0.118 or later

Details

Affected product:
AlmaLinux 9.2 ESU , Amazon Linux 2 ELS , Apache CXF , Apache Log4j , Apache Tapestry , Apache Tomcat , CentOS 7 ELS , Debian 10 ELS , Spring , TuxCare 9.6 ESU , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS , camel , grails-core , logging-flume , thrift
Affected packages:
tomcat7 @ 7.0.68 (+5183 more)

Fixes