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Tag: FortiOS

CVE-2026-21643: Critical FortiClient EMS Vulnerability Enables Unauthenticated Remote Code Execution

Shortly after our recent coverage of high-impact FortiOS SSO zero-day exploitation (CVE-2026-24858), defenders are facing another urgent patching priority in the Fortinet ecosystem. On February 6, Fortinet released a fix for a critical SQL injection flaw that can be triggered remotely and doesn’t require authentication, potentially leading to unauthorized code or command execution.  Although there…