CVE-2026-21643: Pre-Authentication SQL Injection in Endpoint Management Server Leading to Remote Code Execution
CVE-2026-21643 is a critical SQL injection vulnerability in the administrative web interface of FortiClient Endpoint Management Server version 7.4.4. It allows unauthenticated remote attackers to execute arbitrary SQL commands through specially crafted HTTP requests, primarily by injecting malicious payloads via the Site HTTP header.