Cisco SD-WAN Vsmart Controller vulnerabilities

7 CVEs affecting Cisco SD-WAN Vsmart Controller, 4 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-20245, published 2026-06-04.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2026-20182: Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability, published 2026-05-14. Critical severity, CVSS 10.0. Actively exploited: in CISA KEV since 2026-05-14. EPSS: 91.8% chance of exploitation in the next 30 days. 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…
CVE-2026-20127: Cisco Catalyst SD-WAN Controller and Manager Authentication Bypass Vulnerability, published 2026-02-25. Critical severity, CVSS 10.0. Actively exploited: in CISA KEV since 2026-02-25. EPSS: 88.5% chance of exploitation in the next 30 days. A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, and Cisco Catalyst SD-WAN Validator,…
CVE-2026-20245: Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability, published 2026-06-04. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2026-06-09. EPSS: 25.3% chance of exploitation in the next 30 days. A vulnerability in the CLI of Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, and Cisco Catalyst SD-WAN Validator, formerly SD-WAN…
CVE-2022-20775: Cisco SD-WAN Path Traversal Vulnerability, published 2022-09-30. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2026-02-25. EPSS: 12.5% chance of exploitation in the next 30 days. A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges. This vulnerability is due to improper access controls on commands…
CVE-2022-20818, published 2022-09-30. High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days. Multiple vulnerabilities in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges. These vulnerabilities are due to improper access controls on…
CVE-2022-20930, published 2022-09-30. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to overwrite and possibly corrupt files on an affected system. This vulnerability is due to…
CVE-2022-20850, published 2022-09-30. High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability in the CLI of stand-alone Cisco IOS XE SD-WAN Software and Cisco SD-WAN Software could allow an authenticated, local attacker to delete arbitrary files from the file system of an…