jshERP 3.6 contains a privilege escalation vulnerability in the updateOneValueByKeyIdAndType endpoint that allows authenticated users to grant themselves arbitrary roles. Attackers can send a POST request with type=UserRole, their own user ID, and a role ID list to escalate from low-privilege tenant user to tenant administrator.

jshERP 3.6 contains a privilege escalation vulnerability in the updateOneValueByKeyIdAndType endpoint that allows authenticated users to grant themselves arbitrary roles. Attackers can send a POST request with type=UserRole, their own user ID, and a role ID list to escalate from low-privilege tenant user to tenant administrator.