BIT-TOMCAT-2026-86248 Apache Tomcat: Fix for CVE-2026-34500 was incomplete. OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

CLIENTCERT 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 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...

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

CLIENTCERT 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 versi...

Multiple Apache Tomcat vulnerabilities

Moderate: Apache Tomcat: Fix for CVE-2025-66614 is incomplete CVE-2026-32990 The validation of SNI name and host name did not take account of possible differences in case allowing the strict SNI checks to be bypassed. Important: Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attac...

Fixed in Apache Tomcat 11.0.26

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 4fef25fe. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

Oracle Linux 10 : tomcat9 (ELSA-2026-25341)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-25341 advisory. - Resolves: RHEL-150720 Tomcat: Certificate revocation bypass due to improper OCSP response validation CVE-2026-24734 - Resolves: Tomcat: OCSP checks sometime...

Oracle Linux 9 : tomcat (ELSA-2026-18916)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-18916 advisory. - Resolves: Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled CVE-2026-34500 - Resolves: Tomcat: Cloud membership for...

SUSE SLES15 Security Update : tomcat (SUSE-SU-2026:1604-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1604-1 advisory. Security fixes: - CVE-2026-24880: Request smuggling via invalid chunk extension bsc1261850. - CVE-2026-25854: Occasionally open...

SUSE-SU-2026:1603-1 Security update for tomcat10

This update for tomcat10 fixes the following issues: Security fixes: - CVE-2026-24880: Request smuggling via invalid chunk extension bsc1261850. - CVE-2026-25854: Occasionally open redirect bsc1261851. - CVE-2026-29129: TLS cipher order is not preserved bsc1261852. - CVE-2026-29145: OCSP checks...

SUSE SLES15 Security Update : tomcat11 (SUSE-SU-2026:1558-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1558-1 advisory. Security fixes: - CVE-2026-24880: Request smuggling via invalid chunk extension bsc1261850. - CVE-2026-25854: Occasionally open...

openSUSE 16 Security Update : tomcat10 (openSUSE-SU-2026:20612-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20612-1 advisory. - Update to Tomcat 10.1.54 - CVE-2026-24880: Request smuggling via invalid chunk extension bsc1261850. - CVE-2026-25854: Occasionally open...

SUSE-SU-2026:1558-1 Security update for tomcat11

This update for tomcat11 fixes the following issues: Security fixes: - CVE-2026-24880: Request smuggling via invalid chunk extension bsc1261850. - CVE-2026-25854: Occasionally open redirect bsc1261851. - CVE-2026-29129: TLS cipher order is not preserved bsc1261852. - CVE-2026-29145: OCSP checks...

Security update for tomcat11

This update for tomcat11 fixes the following issues: Security fixes: CVE-2026-24880: Request smuggling via invalid chunk extension bsc1261850. CVE-2026-25854: Occasionally open redirect bsc1261851. CVE-2026-29129: TLS cipher order is not preserved bsc1261852. CVE-2026-29145: OCSP checks sometimes...

BIT-TOMCAT-2026-34500 Apache Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

CLIENTCERT 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 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...

MGASA-2026-0095 Updated tomcat packages fix security vulnerabilities

Request smuggling via invalid chunk extension. CVE-2026-24880 Occasionally open redirect. CVE-2026-25854 TLS cipher order is not preserved. CVE-2026-29129 OCSP checks sometimes soft-fail even when soft-fail is disabled. CVE-2026-29145 EncryptInterceptor vulnerable to padding oracle attack by...

Updated tomcat packages fix security vulnerabilities

Request smuggling via invalid chunk extension. CVE-2026-24880 Occasionally open redirect. CVE-2026-25854 TLS cipher order is not preserved. CVE-2026-29129 OCSP checks sometimes soft-fail even when soft-fail is disabled. CVE-2026-29145 EncryptInterceptor vulnerable to padding oracle attack by...

CVE-2026-34500 Apache Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

CLIENTCERT 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...

CVE-2026-34500

Apache Tomcat contains a vulnerability where CLIENT_CERT authentication fails to behave as expected in specific scenarios when soft fail is disabled and FFM is utilized. This issue affects versions 11.0.0-M14 through 11.0.20 , 10.1.22 through 10.1.53 , and 9.0.92 through 9.0.116 . The vulnerabili...

SUSE SLES15 / openSUSE 15 Security Update : tomcat (SUSE-SU-2026:0932-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0932-1 advisory. Update to Tomcat 9.0.115: - CVE-2025-66614: client certificate verification bypass due to virtual host mapping...

SUSE-SU-2026:0932-1 Security update for tomcat

This update for tomcat fixes the following issues: Update to Tomcat 9.0.115: - CVE-2025-66614: client certificate verification bypass due to virtual host mapping bsc1258371. - CVE-2026-24733: improper input validation on HTTP/0.9 requests bsc1258385. - CVE-2026-24734: certificate revocation bypas...

openSUSE 16 Security Update : tomcat (openSUSE-SU-2026:20350-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20350-1 advisory. Update to Tomcat 9.0.115: - CVE-2025-66614: client certificate verification bypass due to virtual host mapping bsc1258371. - CVE-2026-24733:...