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ALSA-2025:7497 — Moderate: tomcat security update

Affected: AlmaLinux:10: tomcat, AlmaLinux:10: tomcat-admin-webapps, AlmaLinux:10: tomcat-docs-webapp, AlmaLinux:10: tomcat-el-5.0-api, AlmaLinux:10: tomcat-jsp-3.1-api, AlmaLinux:10: tomcat-lib, AlmaLinux:10: tomcat-servlet-6.0-api, AlmaLinux:10: tomcat-webapps

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.

Security Fix(es):

* tomcat: Apache Tomcat: Authentication bypass when using Jakarta Authentication API (CVE-2024-52316) * tomcat: Apache Tomcat: DoS in examples web application (CVE-2024-54677) * tomcat: Potential RCE and/or information disclosure and/or information corruption with partial PUT (CVE-2025-24813)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

bdu:2024-11479

BIT-tomcat-2024-54677 — Apache Tomcat: DoS in examples web application

Affected: Bitnami: tomcat

Uncontrolled Resource Consumption vulnerability in the examples web application provided with Apache Tomcat leads to denial of service.

This issue affects Apache Tomcat: from 11.0.0 through 11.0.1, from 10.1.0 through 10.1.33, from 9.0.0 through 9.9.97. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 though 8.5.100. Other, older, EOL versions may also be affected.

Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.98, which fixes the issue.

certfr-2024-avi-1091 — De multiples vulnérabilités ont été découvertes dans Apache Tomcat. Elles permettent à un attaquant de provoquer une ex…

certfr-2024-avi-1091

cnvd-2024-49151

EUVD-2026-257756

fkie_cve-2024-54677

Uncontrolled Resource Consumption vulnerability in the examples web application provided with Apache Tomcat leads to denial of service.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.1, from 10.1.0-M1 through 10.1.33, from 9.0.0.M1 through 9.9.97. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 though 8.5.100. Other, older, EOL versions may also be affected.

Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.98, which fixes the issue.

GHSA-653p-vg55-5652 — Apache Tomcat Uncontrolled Resource Consumption vulnerability

Affected: Maven: org.apache.tomcat:tomcat

Uncontrolled Resource Consumption vulnerability in the examples web application provided with Apache Tomcat leads to denial of service.

Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.98, which fixes the issue.

This vulnerability does not affect core Apache Tomcat server components (tomcat-catalina, tomcat-coyote, tomcat-embed-core, etc.). Removing the `webapps/examples/` directory in production environments — as recommended by the [Apache Tomcat Security Considerations documentation](https://tomcat.apache.org/tomcat-9.0-doc/security-howto.html#Examples) — eliminates the attack surface entirely.

OESA-2024-2564 — tomcat security update

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

The Apache Tomcat software is developed in an open and participatory environment and released under the Apache License version 2. The Apache Tomcat project is intended to be a collaboration of the best-of-breed developers from around the world. We invite you to participate in this open development project Security Fix(es): Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability during JSP compilation in Apache Tomcat permits an RCE on case insensitive file systems when the default servlet is enabled for write (non-default configuration). This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.1, from 10.1.0-M1 through 10.1.33, from 9.0.0.M1 through 9.0.97. Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.08, which fixes the issue.(CVE-2024-50379) Uncontrolled Resource Consumption vulnerability in the examples web application provided with Apache Tomcat leads to denial of service. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.1, from 10.1.0-M1 through 10.1.33, from 9.0.0.M1 through 9.9.97. Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.98, which fixes the issue.(CVE-2024-54677)

openSUSE-SU-2025:14622-1 — tomcat-9.0.98-1.1 on GA media

tomcat-9.0.98-1.1 on GA media

RHSA-2025:7497 — Red Hat Security Advisory: tomcat security update

tomcat: Open Redirect vulnerability in FORM authentication tomcat: improper cleaning of recycled objects could lead to information leak HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) tomcat: incorrectly parsed http trailer headers can cause request smuggling tomcat: HTTP request smuggling via malformed trailer headers Tomcat: WebSocket DoS with incomplete closing handshake Tomcat: HTTP/2 header handling DoS tomcat: Apache Tomcat: Authentication bypass when using Jakarta Authentication API tomcat: Apache Tomcat: DoS in examples web application tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation tomcat: Potential RCE and/or information disclosure and/or information corruption with partial PUT

RLSA-2026:68677 — Important: tomcat security update

Affected: Rocky Linux:8: tomcat

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.

Security Fix(es):

* tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication (CVE-2026-43512)

* tomcat-coyote: Apache Tomcat: HTTP/2 request headers not validated (CVE-2026-41293)

* tomcat-coyote: Apache Tomcat: Information disclosure due to HTTP Authentication Header exposure during WebSocket authentication. (CVE-2026-42498)

* tomcat-coyote: tomcat: Improper Authorization allows security bypass (CVE-2026-43515)

* tomcat-catalina: Apache Tomcat: Improper Handling of Case Sensitivity in LockOutRealm (CVE-2026-43513)

* tomcat: Apache Tomcat: Authentication bypass via missing critical step in JNDIRealm GSSAPI configuration (CVE-2026-55957)

* tomcat: Apache Tomcat: Security constraint bypass via improper URL encoding in rewrite valve (CVE-2026-59083)

* tomcat: Apache Tomcat: Insufficient documentation for EncryptInterceptor may lead to insecure configurations (CVE-2026-59084)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

SA26P011 — Security Issues addressed in APROL R 4.4-01P5

An update is available that resolves several vulnerabilities and updates one or more 3rd party components in the product versions listed as affected in the advisory.

An attacker who successfully exploited these vulnerabilities could impact the availability of the product, spoof identities or elevate privileges.

SUSE-SU-2025:0033-1 — Security update for tomcat10

Security update for tomcat10

UBUNTU-CVE-2024-54677

Affected: Ubuntu:Pro:16.04:LTS: tomcat8, 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:Pro:24.04:LTS: tomcat10

Uncontrolled Resource Consumption vulnerability in the examples web application provided with Apache Tomcat leads to denial of service. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.1, from 10.1.0-M1 through 10.1.33, from 9.0.0.M1 through 9.9.97. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 though 8.5.100. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.98, which fixes the issue.

WID-SEC-W-2024-3722 — Apache Tomcat: Mehrere Schwachstellen

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Apache Tomcat ausnutzen, um beliebigen Programmcode auszuführen und einen Denial-of-Service-Zustand zu erzeugen.