CVE-2026-42885

Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.32.2, the POST /api/filesystem/pathexists endpoint uses String.startsWith to validate that a resolved file path is within a library folder. This check fails for sibling directories whose names share a common prefix e.g.,...

CVE-2026-42885 Audiobookshelf: Path prefix bypass in filesystem existence check leaks out-of-scope file existence

Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.32.2, the POST /api/filesystem/pathexists endpoint uses String.startsWith to validate that a resolved file path is within a library folder. This check fails for sibling directories whose names share a common prefix e.g.,...