CVE-2026-33631 ClearanceKit: opfilter policy bypass via non-open file operations

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. In versions on the 4.1 branch and earlier, the opfilter Endpoint Security system extension enforced file access policy exclusively by intercepting ESEVENTTYPEAUTHOPEN events. Seven additional file...

PT-2026-28500

Name of the Vulnerable Software and Affected Versions ClearanceKit versions 4.1 and earlier Description ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. In versions on the 4.1 branch and earlier, the opfilter Endpoint Security system extension...