CVE-2023-36553: Critical OS Command Injection Vulnerability in FortiSIEM
On November 14, 2023, FortiGuard published an advisory disclosing that a critical command injection vulnerability (CVE-2023-36553) had been patched in the latest updates for FortiSIEM. The vulnerability was rated with a Common Vulnerability Scoring System (CVSS) score of 9.3, as it can be exploited remotely by an unauthenticated threat actor using crafted API requests to execute unauthorized commands. This vulnerability is caused by improper neutralization of special elements in FortiSIEM report server.