An improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiSandbox version 4.4.0 through 4.4.2 and 4.2.0 through 4.2.6 and 4.0.0 through 4.0.5 and 3.2.0 through 3.2.4 and 3.0.5 through 3.0.7 may allows attacker to execute unauthorized code or commands via CLI.