CVE-2026-53976: Improper Limitation of a Pathname to a Restricted Directory

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...

CVE-2026-53977: Missing Authentication for Critical Function

OpenChamber 1.11.7 contains an authentication bypass vulnerability that allows unauthenticated remote attackers to terminate the server process by sending a POST request to the /api/system/shutdown endpoint, which is registered before the authentication middleware in the Express route handler...

PT-2026-68619

Name of the Vulnerable Software and Affected Versions OpenChamber version 1.11.7 Description An authentication bypass allows unauthenticated remote attackers to terminate the server process, resulting in a denial of service for all active AI coding sessions and locking out legitimate users. This...