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CVE-2026-65183 is a time-of-check/time-of-use race condition in Apache Tomcat when creating Unix domain sockets and applying their permissions. A local user may win the interval between the permission check or creation operation and final permission setting, resulting in unauthorized access to a Tomcat Unix domain socket. Affected releases are Tomcat 9.0.42 through 9.0.120, 10.1.0-M1 through 10.1.57, and 11.0.0-M1 through 11.0.24.
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No public exploit code observed for this vulnerability.
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12 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A TOCTOU race-condition vulnerability in Apache Tomcat. Fixed by upgrading to 9.0.121 or later, 10.1.59 or later, or 11.0.25 or later.
A low-severity Apache Tomcat Unix Domain Socket permission race condition enabling unauthorized local-user access.
An Apache Tomcat vulnerability classified as CWE-367 with a reported CVSSv3 score of 8.1.
A TOCTOU race condition in Apache Tomcat's creation of Unix domain sockets that can allow an unauthorized local user to access a Unix domain socket.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.