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CVE-2026-20182 is a CVSS 10.0 authentication bypass in Cisco Catalyst SD-WAN Controller and Manager. No credentials. No complexity. No user interaction. An attacker sends four crafted DTLS packets, becomes a trusted control-plane peer, and gains full administrative access to enterprise network infrastructure. Actively exploited by UAT-8616 and 10 additional threat clusters. CISA Emergency Directive 26-03 mandates federal agency remediation by May 17. Patch now.

A stealthy supply chain campaign using the GitHub account BufferZoneCorp published malicious Ruby gems and Go modules disguised as trusted developer tools — silently stealing SSH keys, AWS credentials, GitHub tokens, and more from developer machines and CI runners the moment the packages were installed.

State-sponsored APTs conduct long-term, stealthy intrusion campaigns designed to steal IP and sensitive data while evading detection for months. Learn the APT playbook and enterprise zero trust defense strategies for CISOs.