An OS Command Injection vulnerability in Fortinet FortiWLC 6.1-2 through 6.1-5, 7.0-7 through 7.0-10, 8.0 through 8.2, and 8.3.0 through 8.3.2 file management AP script download webUI page allows an authenticated admin user to execute arbitrary system console commands via crafted HTTP requests.

The presence of a hardcoded account in Fortinet FortiWLC 7.0.11 and earlier allows attackers to gain unauthorized read/write access via a remote shell.

The presence of a hardcoded account in Fortinet FortiWLC 8.3.3 allows attackers to gain unauthorized read/write access via a remote shell.

A Cross-Site Scripting (XSS) vulnerability in Fortinet FortiWLC 6.1-x (6.1-2, 6.1-4 and 6.1-5); 7.0-x (7.0-7, 7.0-8, 7.0-9, 7.0-10); and 8.x (8.0, 8.1, 8.2 and 8.3.0-8.3.2) allows an authenticated user to inject arbitrary web script or HTML via non-sanitized parameters "refresh" and "branchtotable" present in HTTP POST requests.