Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability

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• NewsExploited · CISA KEVCisco · Catalyst SD-WAN Manager

  Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability

  CVE-2026-20245

  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.

  CISA's required action · due 23 Jun 2026 for U.S. federal civilian agencies

  Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  Cited by CISA: sec.cloudapps.cisco.com · nvd.nist.gov

  Added to KEV 9 Jun 2026 · Source checked 4 Nov 2026, 16:30 UTC · CISA KEV entry

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