CVE-2023-22637: Fortinet Fortinac

Critical severity, CVSS 9.0. EPSS: 0.6% chance of exploitation in the next 30 days.

An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability [CWE-79] in FortiNAC-F version 7.2.0, FortiNAC version 9.4.2 and below, 9.2 all versions, 9.1 all versions, 8.8 all versions, 8.7 all versions in License Management would permit an authenticated attacker to trigger remote code execution via crafted licenses.

Affected products

• Fortinet Fortinac: from 8.7.0, before 9.4.3 (fixed in 9.4.3)
• Fortinet Fortinac-F: version 7.2.0 only

Published 2023-05-03. Last modified 2026-06-17.