John Z Black

Three Vendors, Three Critical Bugs, All Exploited This Week: The Edge Device Emergency

John Z Black Mar 31, 2026

Vulnerabilities & Patching #f5 #big-ip #citrix #netscaler #fortinet #forticlient-ems #cisa-kev #rce #cve #patch #perimeter-security

F5 BIG-IP, Citrix NetScaler, and Fortinet FortiClient EMS all have critical vulnerabilities under active exploitation this week. Here's what happened and what you need to do right now.

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