Cisco Security Updates – 18 November 2025

Cisco has released security updates to fix several vulnerabilities affecting Cisco Catalyst Center, both virtual and hardware appliances.

The addressed vulnerabilities could allow the attacker to conduct cross-site scripting attacks, perform phishing attacks, gain elevated privileges, or execute arbitrary commands in a restricted container with root privileges, and gain access to the affected product.

Sample of addressed vulnerabilities:

1. Cisco Catalyst Center Virtual Appliance Privilege Escalation Vulnerability (CVE-2025-20341):

  • CVSS: 8.8
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Consequences: Gain Privileges

2. Cisco Catalyst Center Cross-Site Scripting Vulnerability (CVE-2025-20353):

  • CVSS: 6.1
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Consequences: Cross-Site Scripting
Vulnerabilities
  • CVE-2025-20341
  • CVE-2025-20346
  • CVE-2025-20349
  • CVE-2025-20353
  • CVE-2025-20355
Mitigations

The enterprise should deploy this patch as soon as the testing phase is completed.

Cisco Security Updates

References