User enumeration is found in in PHP Jabbers Time Slots Booking Calendar v3.3. 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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Time_slots_booking_calendar | Phpjabbers | 3.3 (including) | 3.3 (including) |