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CVE-2025-48989

Apache Tomcat Improper Resource Shutdown or Release vulnerability

Improper Resource Shutdown or Release vulnerability in Apache Tomcat made Tomcat vulnerable to the made you reset attack.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.9, from 10.1.0-M1 through 10.1.43 and from 9.0.0.M1 through 9.0.107. Older, EOL versions may also be affected.Users are recommended to upgrade to one of versions 11.0.10, 10.1.44 or 9.0.108 which fix the issue.

Patch Available

Fix available through Seal Security. No upgrade required, protect your application instantly.

Fix without upgrading
Vulnerability Details
Score
7.5
Score Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Versions
org.apache.tomcat:tomcat-coyote >= 11.0.0-M1 < 11.0.10; org.apache.tomcat:tomcat-coyote >= 10.1.0-M1 < 10.1.44; org.apache.tomcat:tomcat-coyote >= 9.0.0.M1 < 9.0.108; org.apache.tomcat.embed:tomcat-embed-core >= 11.0.0-M1 < 11.0.10; org.apache.tomcat.embed:tomcat-embed-core >= 10.1.0-M1 < 10.1.44; org.apache.tomcat.embed:tomcat-embed-core >= 9.0.0.M1 < 9.0.108
Severity
High
Ecosystem
Publish Date
August 13, 2025
Modified Date
August 22, 2025