CVE-2025-20216
Cisco SD-WAN Catalyst Manager vulnerability analysis and mitigation

A vulnerability in the web interface of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an unauthenticated, remote attacker to inject HTML into the browser of an authenticated user.

This vulnerability is due to improper sanitization of input to the web interface. An attacker could exploit this vulnerability by convincing an authenticated user to click a malicious link. A successful exploit could allow the attacker to inject HTML into the browser of an authenticated Cisco Catalyst SD-WAN Manager user.


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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