The TrueBooker WordPress plugin before 1.2.4 does not validate account ownership when resetting a user's password through one of its front-end account handlers, allowing unauthenticated attackers to set an arbitrary password on any account, including an administrator, and take over the site.
https://wpscan.com/vulnerability/c97d9841-2bd7-438b-a719-7943d671c754/