CVE-2015-3626: Fortinet FortiOS

Medium severity, CVSS 4.3. EPSS: 1.2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the DHCP Monitor page in the Web User Interface (WebUI) in Fortinet FortiOS before 5.2.4 on FortiGate devices allows remote attackers to inject arbitrary web script or HTML via a crafted hostname.

Affected products

• Fortinet FortiOS: up to and including 5.2.3

Published 2015-08-11. Last modified 2026-06-17.