Improper Handling of Case Sensitivity Affecting tomcat-servlet-6.0-api package, versions <1:10.1.49-4.el10_2


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.5% (41st percentile)

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  • Snyk IDSNYK-CENTOS10-TOMCATSERVLET60API-18669416
  • published12 Aug 2026
  • disclosed12 May 2026

Introduced: 12 May 2026

CVE-2026-43513  (opens in a new tab)
CWE-178  (opens in a new tab)

How to fix?

Upgrade Centos:10 tomcat-servlet-6.0-api to version 1:10.1.49-4.el10_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat-servlet-6.0-api package and not the tomcat-servlet-6.0-api package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

CVSS Base Scores

version 3.1