CVE-2021-44169
A improper initialization in Fortinet FortiClient (Windows) version 6.0.10 and below, version 6.2.9 and below, version 6.4.7 and below, version 7.0.3 and below allows attacker to gain administrative privileges via placing a malicious executable inside the FortiClient installer’s directory.
Source: CVE-2021-44169