CVE-2026-65183

Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.42 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58, 9.0.121, which fixes the issue.

Score

CVSS 3.1 8.1 High

Status

Analyzed - security@apache.org

Published

2026-08-25

Last modified

2026-08-26

Weaknesses

CWE-367

Affected products

• Tomcat (Apache)
• Apache Tomcat (Apache Software Foundation)

References

• https://lists.apache.org/thread/748o4st6d5dk6n3l7tgzo5yl68gg05c0
• http://www.openwall.com/lists/oss-security/2026/08/26/2