OpenObserve is a observability platform built specifically for logs, metrics, traces, analytics, designed to work at petabyte scale. A vulnerability has been identified in the "/api/{org_id}/users" endpoint. This vulnerability allows any authenticated regular user ('member') to add new users with elevated privileges, including the 'root' role, to an organization. This issue circumvents the intended security controls for role assignments. The vulnerability resides in the user creation process, where the payload does not validate the user roles. A regular user can manipulate the payload to assign root-level privileges. This vulnerability leads to Unauthorized Privilege Escalation and significantly compromises the application's role-based access control system. It allows unauthorized control