Cross-Site Scripting Vulnerability in Cisco Contact Center Products
CVE-2026-20116

6.1MEDIUM

Key Information:

Vendor

Cisco
Status
Cisco Unified Contact Center Express
Vendor
CVE Published:
11 March 2026

Badges

👾 Exploit Exists

What is CVE-2026-20116?

A vulnerability in the web-based management interface of Cisco Contact Center products allows remote attackers to exploit inadequate validation of user-supplied input. This weakness can be leveraged to perform cross-site scripting (XSS) attacks, enabling malicious actors to inject harmful scripts into specific interface pages. Consequently, attackers may execute arbitrary script code within the context of the interface or gain access to sensitive information on the user's browser, posing significant security risks.

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Affected Version(s)

Cisco Unified Contact Center Express 10.5(1)SU1

Cisco Unified Contact Center Express 10.6(1)

Cisco Unified Contact Center Express 11.6(1)

References

https://sec.cloudapps.cisco.com/security/center/content/C...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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