πŸ›‘οΈ CVE-2026-24734
🟠 CVSS 8.0 β€” High βœ… No Known Exploit CWE-20 NVD
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native (and Tomcat's FFM port of the Tomcat Native code) did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypassed. This issue affects Apache Tomcat Native:Β  from 1.3.0 through 1.3.4, from 2.0.0 through 2.0.11; Apache Tomcat: from 11.0.0-M1 through 11.0.17, from 10.1.0-M7 through 10.1.51, from 9.0.83 through 9.0.114. The following versions were EOL at the time the CVE was created but are known to be affected: from 1.1.23 through 1.1.34, from 1.2.0 through 1.2.39.Β Older EOL versions are not affected. Apache Tomcat Native users are recommended to upgrade to versions 1.3.5 or later or 2.0.12 or later, which fix the issue. Apache Tomcat users are recommended to upgrade to versions 11.0.18 or later, 10.1.52 or later or 9.0.115 or later which fix the issue.

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE CWE-20
Public Exploit βœ… No
Source NVD
Published 2026-02-17
Updated 2026-06-15
Modified 2026-03-20
Fix URL N/A

Affected Packages

Software From version Fixed in
org.apache.tomcat:tomcat-coyote 9.0.83 9.0.115
org.apache.tomcat.embed:tomcat-embed-core 9.0.83 9.0.115
tomcat β€” β€”
tomcat-native 2.0.0 2.0.12

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