A critical command injection vulnerability has been discovered in Fortinet's FortiSIEM solution that allows remote, unauthenticated attackers to execute arbitrary commands or code. Technical details and public exploit code have been published for this vulnerability, significantly increasing the risk of exploitation. The flaw affects Fortinet's Security Information and Event Management platform, which is widely used in enterprise environments for security monitoring and analysis. Organizations using FortiSIEM should prioritize patching this vulnerability due to its critical severity and the availability of public exploit code.