CVE-2021-26105: Fortinet FortiSandbox

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A stack-based buffer overflow vulnerability (CWE-121) in the profile parser of FortiSandbox version 3.2.2 and below, version 3.1.4 and below may allow an authenticated attacker to potentially execute unauthorized code or commands via specifically crafted HTTP requests.

Affected products

• Fortinet FortiSandbox: from 3.1.0, up to and including 3.1.4; from 3.2.0, before 3.2.3 (fixed in 3.2.3); version 4.0.0 only

Published 2025-03-24. Last modified 2026-06-17.