CVE-2023-36127

User enumeration is found in in PHPJabbers Appointment Scheduler 3.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.

CVE-2023-48840

A lack of rate limiting in pjActionAjaxSend in Appointment Scheduler 3.0 allows attackers to cause resource exhaustion.