Cisco Nexus 9000 Root RCE (CVE-2026-20212): The Patch Queue Has No Workaround, So Your Monitoring Better Have One
Cisco disclosed a CVSS 9.8 unauthenticated root RCE in Nexus 9000 switches this week, alongside an IOS XR hardening release with no vendor workaround. Neither device type runs EDR, so the SOC's log and flow visibility is the only thing standing between a scan and a compromised fabric.















