Cisco Catalyst SD-WAN Controller vulnerabilities

5 CVEs affecting Cisco Catalyst SD-WAN Controller, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-20313, published 2026-08-05.

Highest priority

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

CVE-2026-20310, published 2026-08-05. Critical severity, CVSS 9.1. EPSS: 0.6% chance of exploitation in the next 30 days. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review…
CVE-2026-20303, published 2026-08-05. Critical severity, CVSS 9.9. EPSS: 0.5% chance of exploitation in the next 30 days. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review…
CVE-2026-20304, published 2026-08-05. Critical severity, CVSS 9.9. EPSS: 0.4% chance of exploitation in the next 30 days. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review…
CVE-2026-20313, published 2026-08-05. High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review…
CVE-2026-20312, published 2026-08-05. High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review…