SecurityThe Hacker Newsabout 4 hours ago
Cisco Catalyst SD-WAN Zero-Day CVE-2026-20245 Exploited to Gain Root Access
1 min read
A threat actor exploited CVE-2026-20245, a high-severity zero-day in Cisco Catalyst SD-WAN, to escalate a compromised admin account to root-level access at an unspecified communications service provider. Mandiant identified two distinct periods of unauthorized activity, in late 2025 through January 2026 and March 2026.
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