Critical Fortinet Forticlient EMS Vulnerability Exploited in Attacks

A critical SQL injection vulnerability in Fortinet’s FortiClient Endpoint Management Server (EMS), tracked as CVE-2026-21643, is actively being exploited in the wild. Threat actors have been leveraging this flaw in attacks starting four days ago, despite it not yet appearing on the CISA Known Exploited Vulnerabilities catalog. The security flaw affects FortiClient EMS version 7.4.4, […]

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