Vulnerability in Cisco Catalyst Sd-wan Controller
CVE-2026-20313
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 resulted in software hardening releases that ad…
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Cisco Catalyst Sd-wan Controller — versions 20.6.4, 20.9.2, 20.3.6
- Cisco Catalyst Sd-wan Manager — versions 20.1.12, 19.2.1, 18.4.4
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-20313?
- CVE-2026-20313 is a high-severity vulnerability in Cisco Catalyst Sd-wan Controller, classified under Improper Validation of Specified Quantity in Input. CVSS score: 7.7/10. Published 2026-08-05.
- How severe is CVE-2026-20313?
- High severity. CVSS v3 base score is 7.7 out of 10.