CVE-2026-20245 — Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability
CVE-2026-20245: Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Cisco |
| Product | Catalyst SD-WAN Manager |
| Date added | 2026-06-09 |
| Due date | 2026-06-23 |
| Ransomware campaign use | Unknown |
Description
Cisco Catalyst SD-WAN Manager formerly SD-WAN vManage contains an improper encoding or escaping of output vulnerability. This vulnerability could allow an authenticated, local attacker to execute arbitrary commands as root by supplying a crafted file to the affected system.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-privesc-4uxFrdzx ; https://nvd.nist.gov/vuln/detail/CVE-2026-20245
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-20245
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog