CVE-2025-48989: Apache Tomcat

High severity, CVSS 7.5. EPSS: 3.7% chance of exploitation in the next 30 days.

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.

Affected products

• Apache Tomcat: from 9.0.1, before 9.0.108 (fixed in 9.0.108); from 10.0.0, before 10.1.44 (fixed in 10.1.44); from 11.0.0, before 11.0.10 (fixed in 11.0.10); version 9.0.0 only

Published 2025-08-13. Last modified 2026-06-17.