What’s Vulnerable › Vulnerabilities
CVE-2025-20353: Cisco Catalyst Center Cross-Site Scripting Vulnerability
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-11-13 · updated 2026-10-07
- Weakness: CWE-79
Description
A vulnerability in the web-based management interface of Cisco Catalyst Center could allow an unauthenticated, 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 products
- Cisco Digital Network Architecture Center (DNA Center): before 2.3.7.10 — fixed in 2.3.7.10
How to fix
Upgrade to a fixed version: Cisco Digital Network Architecture Center (DNA Center) 2.3.7.10. Check the vendor advisory for mitigations.
References
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