CVE-2026-80353: CWE-367 Time-of-check time-of-use (TOCTOU) race condition in Apache Software Foundation Apache Tomcat
Description
Time-of-check time-of-use (TOCTOU) race condition vulnerability in Apache Tomcat when creating unix domain sockets for the APR/Native connector allows an unauthorised local user to access the unix domain socket. The fix for CVE-2026-65183 only addressed the NIO connector. It did not address the same issue in the APR/Native connector. This issue affects Apache Tomcat: from 9.0.47 through 9.0.122. Users are recommended to upgrade to version 9.0.123, which fixes the issue.
Affected software
Apache Software Foundation
Apache Tomcat
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-08-26T10:00:39.931Z
- State
- PUBLISHED
Threat ID: 6ad775012cdf04f656336c9d
Added to database: 10/20/2026, 14:04:49 UTC
Last updated: 10/20/2026, 14:04:49 UTC
Views: 1
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