CVE-2026-53976 OpenChamber 1.11.7 Path Traversal File Read via allowOutsideWorkspace Parameter

OpenChamber 1.11.7 contains a path traversal vulnerability in the file-serving endpoints /api/fs/read, /api/fs/stat, and /api/fs/raw that allows unauthenticated remote attackers to read arbitrary files by supplying the allowOutsideWorkspace=true query parameter alongside an absolute path, bypassi...