CVE-2025-48989CWE-404

Apache Tomcat: h2 DoS - Made You Reset

High · published August 13, 2025

CVSS v3.1
7.5
EPSS
4%
Percentile
89.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.03686 · 89.6th percentile
Weakness
CWE-404 · Improper Resource Shutdown or Release
Published
2025-08-13T12:11Z
EPSS history
Timeline
  • 13 AUG 12:11Z
    Apache Tomcat: h2 DoS - Made You Reset
    cvelistv5