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CVE-2026-55955

nvd nist
Published: Jun 29, 2026Modified: Jul 10, 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 Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in the cluster component. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.13 through 9.0.18, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Users are recommended to upgrade to version 11.0.23, 10.1.56, 9.0.119, which fixes 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-287
Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

References (2)

Source: security@apache.org
Mailing ListVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.