Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Apache Tomcat: Security constraint bypass due to improper access control (CVE-2026-65182)
* tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing (CVE-2026-65927)
* tomcat: Apache Tomcat: Improper Input Validation allows HTTP/2 no-authority bypass of strict SNI validation (CVE-2026-65637)
* tomcat: Apache Tomcat: Improper Authentication due to principal lookup failure (CVE-2026-68569)
* tomcat: Apache Tomcat: Authentication bypass via limited replay at
Important: tomcat security, bug fix, and enhancement update
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor (CVE-2026-29146)
* Apache Tomcat: Apache Tomcat: Missing Encryption of Sensitive Data due to EncryptInterceptor bypass (CVE-2026-34486)
Bug Fix(es) and Enhancement(s):
* Remove tomcat clustering JAR from RPM builds (JIRA:AlmaLinux-183993)
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
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Apache Tomcat: Bypass of rules in Rewrite Valve (CVE-2025-31651)
* tomcat: org.apache.tomcat/tomcat-catalina: Apache Tomcat: Directory traversal via rewrite with possible RCE (CVE-2025-55752)
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.
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Apache Tomcat DoS in multipart upload (CVE-2025-48988)
* tomcat: Apache Tomcat: Security constraint bypass for pre/post-resources (CVE-2025-49125)
* apache-commons-fileupload: Apache Commons FileUpload DoS via part headers (CVE-2025-48976)
* tomcat: http/2 "MadeYouReset" DoS attack through HTTP/2 control frames (CVE-2025-48989)
* tomcat: Apache Tomcat denial of service (CVE-2025-52520)
* tomcat: Apache Tomcat denial of service (CVE-2025-52434)
* tomcat: Apache Tomcat denial of service (CVE-2025-535
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation (CVE-2024-56337)
* tomcat: Apache Tomcat: DoS via malformed HTTP/2 PRIORITY_UPDATE frame (CVE-2025-31650)
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.
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: RCE due to TOCTOU issue in JSP compilation (CVE-2024-50379)
* 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.
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Improper Handling of Exceptional Conditions (CVE-2024-34750)
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.
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* Apache Tomcat: HTTP/2 header handling DoS (CVE-2024-24549)
* Apache Tomcat: WebSocket DoS with incomplete closing handshake (CVE-2024-23672)
Bug Fix(es):
* Rebase tomcat to version 9.0.87 (JIRA:AlmaLinux-35813)
* Amend tomcat package's changelog so that fixed CVEs are mentioned explicitly (JIRA:AlmaLinux-38548)
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.
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: HTTP request smuggling via malformed trailer headers (CVE-2023-46589)
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.
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Open Redirect vulnerability in FORM authentication (CVE-2023-41080)
* tomcat: FileUpload: DoS due to accumulation of temporary files on Windows (CVE-2023-42794)
* tomcat: improper cleaning of recycled objects could lead to information leak (CVE-2023-42795)
* tomcat: incorrectly parsed http trailer headers can cause request smuggling (CVE-2023-45648)
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
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* Apache Commons FileUpload: FileUpload DoS with excessive parts (CVE-2023-24998)
* tomcat: not including the secure attribute causes information disclosure (CVE-2023-28708)
* tomcat: Fix for CVE-2023-24998 was incomplete (CVE-2023-28709)
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.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release N
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)
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.