Risk Letters

Exploited vulnerability

CVE-2026-20262

TLP:CLEAR

Cisco Catalyst SD-WAN Manager Directory or Path Traversal Vulnerability

Cisco Catalyst SD-WAN Manager contains a directory or path traversal vulnerability that could allow an authenticated, remote attacker to create a file or overwrite any file on the filesystem of an affected system.

Facts

  • Vendor: Cisco
  • Product: Catalyst SD-WAN Manager
  • CVSS: 6.5
  • EPSS (probability of exploitation within 30 days): 29.1 %
  • On CISA's Known Exploited Vulnerabilities list since: 15 June 2026
  • First known exploitation: 15 June 2026
  • CISA's deadline for US federal agencies: 29 June 2026
  • Weakness: CWE-22
  • First seen by Risk Letters: 15 June 2026

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

Get the full brief

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