CVE-2025-9789: Fabian Online Hotel Reservation System

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability was identified in SourceCodester Online Hotel Reservation System 1.0. Affected by this issue is some unknown functionality of the file /admin/edituser.php. The manipulation of the argument userid leads to sql injection. The attack may be initiated remotely. The exploit is publicly available and might be used.

Affected products

• Fabian Online Hotel Reservation System: version 1.0 only

Published 2025-09-01. Last modified 2026-06-17.