CVE-2025-9790: Fabian Hotel Reservation System

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

A security flaw has been discovered in SourceCodester Hotel Reservation System 1.0. This affects an unknown part of the file /admin/updateabout.php. The manipulation of the argument address results in sql injection. The attack may be launched remotely. The exploit has been released to the public and may be exploited.

Affected products

• Fabian Hotel Reservation System: version 1.0 only

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