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bdu:2026-06933

2026-10-03T11:27:14.913258+00:00

bdu:2026-06933

BIT-tomcat-2026-25854 — Apache Tomcat: Occasionally open redirect

2026-10-03T11:27:14.913306+00:00

Affected: Bitnami: tomcat

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.

This issue affects Apache Tomcat: from 11.0.0 through 11.0.18, from 10.1.0 through 10.1.52, from 9.0.0 through 9.0.115, from 8.5.30 through 8.5.100. Other, unsupported versions may also be affected

Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

certfr-2026-avi-0418 — De multiples vulnérabilités ont été découvertes dans Apache Tomcat. Elles permettent à un attaquant de provoquer une at…

2026-10-03T11:27:14.913344+00:00

certfr-2026-avi-0418

CLEANSTART-2026-DH42386 — Security fix for CVE-2026-25854 applied in: thingsboard 4.3.0.1-r2

2026-10-03T11:27:14.913362+00:00

Affected: CleanStart: thingsboard

Security vulnerability affects the thingsboard package. This issue is resolved in later releases. See references for vulnerability details.

EUVD-2026-290478

2026-10-03T11:27:14.913382+00:00

EUVD-2026-290478

fkie_cve-2026-25854

2026-10-03T11:27:14.913394+00:00

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100. Other, unsupported versions may also be affected

Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

GHSA-9m3c-qcxr-9x87 — Apache Tomcat has an Open Redirect vulnerability

2026-10-03T11:27:14.913418+00:00

Affected: Maven: org.apache.tomcat:tomcat-catalina, Maven: org.apache.tomcat:tomcat, Maven: org.apache.tomcat.embed:tomcat-embed-core

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.

Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

jvndb-2026-026852

2026-10-03T11:27:14.913449+00:00

Multiple vulnerabilities exist in Hitachi Ops Center Common Services. CVE-2025-10939, CVE-2025-11537, CVE-2025-11538, CVE-2025-12110, CVE-2025-13467, CVE-2025-13881, CVE-2025-14082, CVE-2025-14083, CVE-2025-14777, CVE-2025-66560, CVE-2026-0707, CVE-2026-0871, CVE-2026-0976, CVE-2026-1035, CVE-2026-1190, CVE-2026-2092, CVE-2026-2575, CVE-2026-2673, CVE-2026-3009, CVE-2026-3121, CVE-2026-3429, CVE-2026-3872, CVE-2026-3911, CVE-2026-4282, CVE-2026-4325, CVE-2026-4634, CVE-2026-22745, CVE-2026-22748, CVE-2026-25854, CVE-2026-40972, CVE-2026-40975

OESA-2026-1970 — tomcat security update

2026-10-03T11:27:14.913470+00:00

Affected: openEuler:24.03-LTS-SP3: tomcat, openEuler:20.03-LTS-SP4: tomcat, openEuler:22.03-LTS-SP4: tomcat, openEuler:24.03-LTS: tomcat, openEuler:24.03-LTS-SP1: tomcat, openEuler:24.03-LTS-SP2: tomcat

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Tomcat via invalid chunk extension.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M1 through 9.0.115, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other, unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.20, 10.1.52 or 9.0.116, which fix the issue.(CVE-2026-24880)

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.

Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.(CVE-2026-25854)

Configured cipher preference order not preserved vulnerability in Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.16 through 11.0.18, from 10.1.51 through 10.1.52, from 9.0.114 through 9.0.115.

Users are recommended to upgrade to version 11.0.20, 10.1.53…

openSUSE-SU-2026:10547-1 — tomcat-9.0.117-1.1 on GA media

2026-10-03T11:27:14.913527+00:00

tomcat-9.0.117-1.1 on GA media

RHSA-2026:20405 — Red Hat Security Advisory: Red Hat JBoss Web Server 6.2.3 release and security update

2026-10-03T11:27:14.913552+00:00

Apache Tomcat: Apache Tomcat: HTTP Request/Response Smuggling via invalid chunk extension Apache Tomcat: Apache Tomcat: Open Redirect vulnerability via LoadBalancerDrainingValve Apache Tomcat: Apache Tomcat: Authentication bypass due to CLIENT_CERT soft fail misconfiguration Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor Apache Tomcat: Apache Tomcat: Information disclosure due to improper encoding in JsonAccessLogValve Apache Tomcat: Apache Tomcat: Information disclosure via sensitive data in log files Apache Tomcat: Apache Tomcat: Authentication bypass via client certificate misconfiguration

RLSA-2026:25341 — Important: tomcat9 security update

2026-10-03T11:27:14.913582+00:00

Affected: Rocky Linux:10: tomcat9

Tomcat is the servlet container that is used in the official Reference Implementation for the Java Servlet and JavaServer Pages technologies. The Java Servlet and JavaServer Pages specifications are developed by Sun under the Java Community Process. Tomcat is developed in an open and participatory environment and released under the Apache Software License version 2.0. Tomcat is intended to be a collaboration of the best-of-breed developers from around the world.

Security Fix(es):

* tomcat: Apache Tomcat: Certificate revocation bypass due to improper OCSP response validation (CVE-2026-24734)

* tomcat: Client certificate verification bypass due to virtual host mapping (CVE-2025-66614)

* tomcat: security constraint bypass with HTTP/0.9 (CVE-2026-24733)

* Apache Tomcat: Apache Tomcat: Authentication bypass due to CLIENT_CERT soft fail misconfiguration (CVE-2026-29145)

* Apache Tomcat: Apache Tomcat: Information disclosure via sensitive data in log files (CVE-2026-34487)

* Apache Tomcat: Apache Tomcat: Open Redirect vulnerability via LoadBalancerDrainingValve (CVE-2026-25854)

* Apache Tomcat: Apache Tomcat: HTTP Request/Response Smuggling via invalid chunk extension (CVE-2026-24880)

* Apache Tomcat: Apache Tomcat: Authentication bypass via client certificate misconfiguration (CVE-2026-34500)

* Apache Tomcat: Apache Tomcat: Information disclosure due to improper encoding in JsonAccessLogValve (CVE-2026-34483)

For more details about the security issue(s), including the…

SUSE-SU-2026:1572-1 — Security update for tomcat

2026-10-03T11:27:14.913618+00:00

Security update for tomcat

UBUNTU-CVE-2026-25854

2026-10-03T11:27:14.913638+00:00

Affected: Ubuntu:Pro:18.04:LTS: tomcat8, Ubuntu:Pro:18.04:LTS: tomcat9, Ubuntu:Pro:20.04:LTS: tomcat9, Ubuntu:Pro:22.04:LTS: tomcat9, Ubuntu:24.04:LTS: tomcat10, Ubuntu:24.04:LTS: tomcat9, Ubuntu:25.10: tomcat10, Ubuntu:25.10: tomcat11, Ubuntu:25.10: tomcat9, Ubuntu:26.04:LTS: tomcat10 and 2 more

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100. Other, unsupported versions may also be affected Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

WID-SEC-W-2026-1038 — Apache Tomcat und Tomcat Native: Mehrere Schwachstellen

2026-10-03T11:27:14.913674+00:00

Ein Angreifer kann mehrere Schwachstellen in Apache Tomcat ausnutzen, um Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren, vertrauliche Informationen offenzulegen, Open-Redirect-Angriffe durchzuführen und andere, nicht näher spezifizierte Angriffe auszuführen.