CVE-2026-3730: Itsourcecode Free Hotel Reservation System

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

A security flaw has been discovered in itsourcecode Free Hotel Reservation System 1.0. The affected element is an unknown function of the file /hotel/admin/mod_amenities/index.php?view=edit. Performing a manipulation of the argument amen_id/rmtype_id results in sql injection. The attack is possible to be carried out 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 2026-03-08. Last modified 2026-06-17.