Authentication Bypass by Primary Weakness Affecting tomcat9-lib package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.24% (14th percentile)

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  • Snyk IDSNYK-CENTOS10-TOMCAT9LIB-20350336
  • published1 Oct 2026
  • disclosed23 Sept 2026

Introduced: 23 Sep 2026

NewCVE-2026-75973  (opens in a new tab)
CWE-305  (opens in a new tab)

How to fix?

There is no fixed version for Centos:10 tomcat9-lib.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat9-lib package and not the tomcat9-lib package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web applications.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M4 through 9.0.121.

The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100. Other unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.26, 10.1.60, 9.0.122, which fixes the issue.

CVSS Base Scores

version 3.1