CVE-2026-34500

Apache Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

State: Published
Severity: 6.5 Medium
Published: Apr 9, 2026
Updated: Apr 10, 2026
Reserved: Mar 30, 2026

Description

CLIENT_CERT authentication does not fail as expected for some scenarios when soft fail is disabled and FFM is used in Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.0-M14 through 11.0.20, from 10.1.22 through 10.1.53, from 9.0.92 through 9.0.116.

Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fixes the issue.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N	CISA-ADP

Weaknesses

CWE-287 Improper Authentication

Affected Products

Product	Versions
Apache TomcatApache Software Foundation	11.0.0-M14 through 11.0.20Affected 10.1.22 through 10.1.53Affected 9.0.92 through 9.0.116Affected

References

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