PoC Exploit Released for FortiSandbox Vulnerability that Allows Attacker to Execute Commands

A proof-of-concept (PoC) exploit has been publicly released for a critical vulnerability in Fortinet’s FortiSandbox product, tracked as CVE-2026-39808. The flaw allows an unauthenticated attacker to execute arbitrary operating system commands as root, the highest privilege level, without requiring any login credentials. The vulnerability was originally discovered in November 2025 and has now been made public following Fortinet’s […]

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