Security News Cisco SD-WAN Zero-Day CVE-2026-20127 Exploited Since 2023 for Admin Access TheHackerNews Daniel Bender 26 Feb 2026 Cisco warns CVE-2026-20127 (CVSS 10.0) in SD-WAN is exploited since 2023 to gain admin access; CISA adds it to KEV and mandates urgent fixes.
