Cisco patches three critical vulnerabilities as part of 'comprehensive internal security review'

Cisco patched eight IOS XR flaws, including three critical (CVE‑2026‑20274, CVE‑2026‑20279, CVE‑2026‑20212)Vulnerabilities allow unauthenticated exploitation, improper access control, and crafted input executionNo abuse reported; patches urged, with iACL workarounds for Nexus 9000 devices using Silicon One ASICCisco patched eight vulnerabilities...