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: Denial of service (CVE-2025-61795)
* 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
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 10 | tomcat | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-admin-webapps | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-docs-webapp | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-el-5.0-api | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-jsp-3.1-api | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-lib | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-servlet-6.0-api | 1:10.1.36-3.el10_1.1 |
| AlmaLinux · 10 | tomcat-webapps | 1:10.1.36-3.el10_1.1 |
Vulnerabilities 3
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Critical 9.8CVE-2025-31651 Public exploit
Apache Tomcat: Bypass of rules in Rewrite Valve
Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache Tomcat. For a subset of unlikely rewrite rule configurations, it was possible for a specially crafted request to bypass some rewrite rules. If those rewrite rules effectivel…
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High 7.5
Apache Tomcat: Directory traversal via rewrite with possible RCE if PUT is enabled
Relative Path Traversal vulnerability in Apache Tomcat. The fix for bug 60013 introduced a regression where the rewritten URL was normalized before it was decoded. This introduced the possibility that, for rewrite rules that rewrite query parameters to the UR…
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Medium 5.3
Apache Tomcat: Delayed cleaning of multi-part upload temporary files may lead to DoS
Improper Resource Shutdown or Release vulnerability in Apache Tomcat. If an error occurred (including exceeding limits) during the processing of a multipart upload, temporary copies of the uploaded parts written to disc were not cleaned up immediately but lef…
References
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report
https://access.redhat.com/security/cve/CVE-2025-31651
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report
https://access.redhat.com/security/cve/CVE-2025-55752
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report
https://access.redhat.com/security/cve/CVE-2025-61795
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report
https://bugzilla.redhat.com/2362782
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report
https://bugzilla.redhat.com/2406588
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report
https://bugzilla.redhat.com/2406591
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advisory
https://errata.almalinux.org/10/ALSA-2025-23050.html