CVE-2026-53975 OpenChamber 1.11.7 Unauthenticated RCE via /api/fs/exec

OpenChamber 1.11.7 contains an unauthenticated remote code execution vulnerability that allows remote attackers to execute arbitrary shell commands by sending crafted POST requests to the /api/fs/exec endpoint, which passes commands verbatim to Node.js spawn without any allowlist, blocklist, or...