CVE-2025-20157
Cisco SD-WAN Catalyst Manager vulnerability analysis and mitigation

A vulnerability in certificate validation processing of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an unauthenticated, remote attacker to gain access to sensitive information.

This vulnerability is due to improper validation of certificates that are used by the Smart Licensing feature. An attacker with a privileged network position could exploit this vulnerability by intercepting traffic that is sent over the Internet. A successful exploit could allow the attacker to gain access to sensitive information, including credentials used by the device to connect to Cisco cloud services.


SourceNVD

Related Cisco SD-WAN Catalyst Manager vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-20304CRITICAL9.9
  • Cisco SD-WAN Catalyst Manager logoCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesAug 05, 2026
CVE-2026-20303CRITICAL9.9
  • Cisco SD-WAN Catalyst Manager logoCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesAug 05, 2026
CVE-2026-20310CRITICAL9.1
  • Cisco SD-WAN Catalyst Manager logoCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesAug 05, 2026
CVE-2026-20312HIGH8.8
  • Cisco SD-WAN Catalyst Manager logoCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesAug 05, 2026
CVE-2026-20313HIGH7.7
  • Cisco SD-WAN Catalyst Manager logoCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesAug 05, 2026

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