A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWLM version 8.6.0 through 8.6.5 and 8.5.0 through 8.5.4 allows attacker to execute unauthorized code or commands via specifically crafted http get request parameters.
Fortinet
Exploit
CVE-2023-36550
NVD
Update to v8.6.0 | Fortinet PSIRT Advisory