CVE-2026-20108: XSS
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-20108?
CVE-2026-20108 is classified as a medium severity vulnerability affecting the Cisco Catalyst SD-WAN Manager.
How do I fix CVE-2026-20108?
To mitigate CVE-2026-20108, ensure that you apply the latest security patches provided by Cisco for the Catalyst SD-WAN Manager.
What type of attack is performed using CVE-2026-20108?
CVE-2026-20108 allows for cross-site scripting (XSS) attacks against users of the web-based management interface.
Who is affected by CVE-2026-20108?
Any authenticated users of the Cisco Catalyst SD-WAN Manager may be affected by CVE-2026-20108.
What causes CVE-2026-20108?
CVE-2026-20108 is caused by insufficient validation of user inputs in the web-based management interface of Cisco Catalyst SD-WAN Manager.