Fortinet warns of critical FortiMail flaw exploited in zero-day attacks

For­ti­net is war­ning cus­to­mers of a cri­ti­cal For­ti­Mail vul­ne­ra­bi­lity, trac­ked as CVE-2026-104286, that is being ac­ti­vely ex­ploi­ted in zero-day at­tacks to execu­te unautho­ri­zed code or com­mands on vul­ne­ra­ble de­vi­ces…