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Critical CVEs

CVE-2026-20245 — Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability

June 9, 2026

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

Affected vendor/product: Cisco Catalyst SD-WAN Manager

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

CISA KEV date added: 2026-06-09

Due date: 2026-06-23

Known ransomware campaign use: Unknown

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