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OpenAdvisories
High ALSA-2025:23049 2 CVEs

Important: tomcat security update

Published Dec 10, 2025 · Updated Oct 29, 2026

Summary

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.

Fixed packages 8

ReleasePackageFixed in
AlmaLinux · 9 tomcat 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-admin-webapps 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-docs-webapp 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-el-3.0-api 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-jsp-2.3-api 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-lib 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-servlet-4.0-api 1:9.0.87-6.el9_7.1
AlmaLinux · 9 tomcat-webapps 1:9.0.87-6.el9_7.1

Vulnerabilities 2

References

  • report
    https://access.redhat.com/security/cve/CVE-2025-31651
  • report
    https://access.redhat.com/security/cve/CVE-2025-55752
  • report
    https://bugzilla.redhat.com/2362782
  • report
    https://bugzilla.redhat.com/2406591
  • advisory
    https://errata.almalinux.org/9/ALSA-2025-23049.html