CVE-2026-3981: Unguardable Online Doctor Appointment System

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

A vulnerability was found in itsourcecode Online Doctor Appointment System 1.0. Affected is an unknown function of the file /admin/doctor_action.php. Performing a manipulation of the argument ID results in sql injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

Affected products

• Unguardable Online Doctor Appointment System: version 1.0 only

Published 2026-03-12. Last modified 2026-06-17.