CVE-2023-3559: Gzscripts PHP Gz Appointment Scheduling Script

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability classified as problematic was found in GZ Scripts PHP GZ Appointment Scheduling Script 1.8. Affected by this vulnerability is an unknown functionality of the file /load.php. The manipulation of the argument first_name/second_name/phone/address_1/country leads to cross site scripting. The attack can be launched remotely. The identifier VDB-233353 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Gzscripts PHP Gz Appointment Scheduling Script: version 1.8 only

Published 2023-07-10. Last modified 2026-06-17.