Vulnerability/
https://seclists.org/oss-sec/2026/q3/907

https://seclists.org/oss-sec/2026/q3/907: CVE-2026-86248: Apache Tomcat: Fix for CVE-2026-34500 was incomplete. OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

Q: Which Tomcat deployments should be reviewed for this issue?

Review Apache Tomcat 11.0.0-M14 through 11.0.25, 10.1.22 through 10.1.59, and 9.0.92 through 9.0.121. The issue concerns OCSP checks that can soft-fail with FFM even when soft-fail is disabled.

Published Sep 23, 2026

Updated

Affected Software

1 affected component

Apache Tomcat>=11.0.0-M14<=11.0.25, >=10.1.22<=10.1.59, >=9.0.92<=9.0.121

Frequently Asked Questions

Which Tomcat deployments should be reviewed for this issue?

Review Apache Tomcat 11.0.0-M14 through 11.0.25, 10.1.22 through 10.1.59, and 9.0.92 through 9.0.121. The issue concerns OCSP checks that can soft-fail with FFM even when soft-fail is disabled.

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