CVE-2026-5551: Itsourcecode Free Hotel Reservation System

High severity, CVSS 7.3. EPSS: 0.4% chance of exploitation in the next 30 days.

A security flaw has been discovered in itsourcecode Free Hotel Reservation System 1.0. This vulnerability affects unknown code of the file /hotel/admin/login.php of the component Parameter Handler. The manipulation of the argument email results in sql injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

Affected products

• Itsourcecode Free Hotel Reservation System: version 1.0 only

Published 2026-04-05. Last modified 2026-07-24.