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CVE-2026-55956

nvd nist
Published: Jun 29, 2026Modified: Jul 2, 2026

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6.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Exploitability: 3.9 / Impact: 2.5
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. 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, from 7.0.0 through 7.0.109. 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.

Affected (3)

Products: Apache: Tomcat
Apache
1 product
Tomcat
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Apache
Tomcat
Before 9.0.119
Tomcat
From 10.1.0 to 10.1.56
Tomcat
From 11.0.0 to 11.0.23

Related CWEs

CWE-285
Improper Authorization
The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

References (2)

Source: security@apache.org
Vendor AdvisoryMailing List
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.