#VU121912 Stored cross-site scripting in Cisco Packaged Contact Center Enterprise and Cisco Unified Contact Center Enterprise - CVE-2026-20055

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Main Vulnerability Database Vulnerabilities #VU121912

#VU121912 Stored cross-site scripting in Cisco Packaged Contact Center Enterprise and Cisco Unified Contact Center Enterprise - CVE-2026-20055

Published: January 21, 2026


Vulnerability identifier: #VU121912
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-20055
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Packaged Contact Center Enterprise
Cisco Unified Contact Center Enterprise
Software vendor:
Cisco Systems, Inc

Description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based interface. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.


Remediation

Install updates from vendor's website.

External links