CVE-2026-24640: Fortinet FortiWeb

Medium severity, CVSS 6.6. EPSS: 0.7% chance of exploitation in the next 30 days.

A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiWeb 7.0.2 through 7.0.12 may allow a remote authenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands via crafted HTTP requests.

Affected products

• Fortinet FortiWeb: from 7.0.2, up to and including 7.0.12; from 7.2.0, before 7.6.7 (fixed in 7.6.7); from 8.0.0, before 8.0.3 (fixed in 8.0.3)

Published 2026-03-10. Last modified 2026-06-17.