CVE-2026-20182

Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

Catalyst Sd-Wan Manager

May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and fixed after the was disclosed in February 2026. This new advisory is for a new vulnerability in the control connection handshaking. The section of this advisory includes Show Control Connections guidance to help with system checks. A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, Cisco Catalyst SD-WAN…

14. Mai 2026

Ausgewertete Quellen

• Hersteller
  https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-rpa2-v69WY2SW
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20182
• CISA
  Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability
• NVD
  CVE-2026-20182