Fortinet FortiSandbox is an APT (Advanced Persistent Threat) protection appliance from Fortinet, Inc. The appliance provides dual sandboxing technology, a dynamic threat intelligence system, a real-time control panel and reporting, etc. The Fortinet FortiSandbox contains a cross-site scripting vulnerability that could be exploited to trick victims into following specially crafted links in the context of vulnerable websites and execute arbitrary HTML and script code in the userβs browser.