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

At a glance

Severity: CRITICAL 9.8
EPSS: EPSS 0.50 % · percentile 42 (2026-10-27)
State: PUBLISHED
Published: 2026-09-23
Updated: 2026-09-23
Assigner: apache
NVD status: Awaiting Analysis

Description

CLIENT_CERT authentication does not fail as expected for some scenarios when soft fail is disabled vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M14 through 11.0.25, from 10.1.22 through 10.1.59, from 9.0.92 through 9.0.121. Users are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-287

European references

ENISA EUVD · EUVD-2026-85234
GCVE · GCVE-0-2026-86248

CERT-FR advisories

CERTFR-2026-AVI-1385 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2026-AVI-1218 — Multiples vulnérabilités dans Apache Tomcat · cert.ssi.gouv.fr

Affected products

Product	Versions
Apache Software Foundation · Apache Tomcat	affected 11.0.0-M14 ≤ 11.0.25 ; affected 10.1.22 ≤ 10.1.59 ; affected 9.0.92 ≤ 9.0.121

References

https://lists.apache.org/thread/nmkmjp9l53y8h3oc4n8fc0bkw9dv15sk

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD