{"id":"CVE-2026-80353","title":"Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets - Fix for CVE-2026-65183 did not address APR connector","summary":"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-2026-6518…","severity":"none","cwe":["CWE-367"],"vendor":"Apache Software Foundation","product":"Apache Tomcat","affected":["apache_tomcat >= 9.0.47 <= 9.0.122"],"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T13:42:05.844Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80353","references":[{"url":"https://lists.apache.org/thread.html/tr0q87qwvs80p9hc53tkwpzvnx0ywftr"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T14:08:00.572Z","slug":"CVE-2026-80353","body":"## Overview\n\nTime-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.\n\n\n\nThis issue affects Apache Tomcat: from 9.0.47 through 9.0.122.\n\n\n\nUsers are recommended to upgrade to version 9.0.123, which fixes the issue.\n\n## Affected\n\n- `apache_tomcat >= 9.0.47 <= 9.0.122`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}