Tag #cisco 1 post tagged cisco. ← All topics vulnerability A CVSS 10.0 SD-WAN Bypass and What Emergency Directive 26-03 Signals CVE-2026-20182 is a maximum-severity authentication bypass in Cisco Catalyst SD-WAN, added to CISA's KEV catalog on May 14 amid active exploitation. The deeper story is what the emergency directive says about edge infrastructure as a target. May 22, 2026