CVE-2026-20108
Cisco SD-WAN Catalyst Manager vulnerability analysis and mitigation

A vulnerability in the web-based management interface of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface of an affected device. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of the web-based management interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.


SourceNVD

Related Cisco SD-WAN Catalyst Manager vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-20127CRITICAL10
  • Cisco SD-WAN Catalyst ManagerCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
YesYesFeb 25, 2026
CVE-2026-20129CRITICAL9.8
  • Cisco SD-WAN Catalyst ManagerCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesFeb 25, 2026
CVE-2026-20133HIGH7.5
  • Cisco SD-WAN Catalyst ManagerCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesFeb 25, 2026
CVE-2026-20128HIGH7.5
  • Cisco SD-WAN Catalyst ManagerCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoYesFeb 25, 2026
CVE-2026-20108MEDIUM5.4
  • Cisco SD-WAN Catalyst ManagerCisco SD-WAN Catalyst Manager
  • cpe:2.3:a:cisco:catalyst_sd-wan_manager
NoNoMar 25, 2026

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