Vulnerabilities & Exploits · Zero-Day Exploit
UAT‑8616 has exploited an unauthenticated authentication‑bypass zero‑day in Cisco Catalyst SD‑WAN Controller and Manager.
1 source · Mar 9
Known exploited · CISA KEV
CVSS 10 CRITICAL: a vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco… EPSS 88% (100th percentile).
CISA federal remediation date Feb 27 · date passed
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originalThe Hacker News
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originalPart of the PlainSec briefing for 2026-03-10
Every edition of this story: UAT-8616 activity affects Cisco Catalyst SD-WAN Controller