RHSA-2025:14181 — Security Advisory
Red Hat Security Advisory: tomcat security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · August 21, 2025
Updated · October 27, 2026
Topic
An update for tomcat is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
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tomcat: Apache Tomcat DoS in multipart upload (CVE-2025-48988)
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tomcat: Apache Tomcat: Security constraint bypass for pre/post-resources (CVE-2025-49125)
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apache-commons-fileupload: Apache Commons FileUpload DoS via part headers (CVE-2025-48976)
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tomcat: http/2 "MadeYouReset" DoS attack through HTTP/2 control frames (CVE-2025-48989)
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tomcat: Apache Tomcat denial of service (CVE-2025-52520)
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tomcat: Apache Tomcat denial of service (CVE-2025-52434)
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tomcat: Apache Tomcat denial of service (CVE-2025-53506)
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.