Risk Letters

Exploited vulnerability

CVE-2026-20245

TLP:CLEAR

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

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.

Facts

  • Vendor: Cisco
  • Product: Catalyst SD-WAN Manager
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 25.3 %
  • On CISA's Known Exploited Vulnerabilities list since: 9 June 2026
  • First known exploitation: 9 June 2026
  • CISA's deadline for US federal agencies: 23 June 2026
  • Weakness: CWE-116
  • First seen by Risk Letters: 9 June 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD