{"id":"CVE-2026-53977","state":"PUBLISHED","title":"OpenChamber 1.11.7 Unauthenticated DoS via /api/system/shutdown","description":"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 chain. 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