Use of Hard-coded Credentials in GitHub repository alextselegidis/easyappointments prior to 1.5.0.
https://huntr.dev/bounties/91c31eb6-024d-4ad3-88fe-f15b03fd20f5
https://github.com/alextselegidis/easyappointments/commit/2731d2f17c5140c562426b857e9f5d63da5c4593