Cisco SD-WAN Zero-Day (CVE-2026-20245): A 30-Minute Checklist

There is no patch yet for the actively exploited Cisco Catalyst SD-WAN vulnerability. Protect your business from supply chain risks with these immediate mitigation steps.

Cisco just confirmed that attackers are actively exploiting a zero-day in its Catalyst SD-WAN Manager (CVE-2026-20245), and there is no patch yet.

You cannot patch your way out of this zero-day yet. T…