What is CVE-2026-20116?

CVE-2026-20116 is a medium-severity vulnerability in Cisco Unified Contact Center Express, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-11.

How severe is CVE-2026-20116?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Cisco Unified Contact Center Express

CVE-2026-20116

A vulnerability in the web-based management interface of  Cisco Finesse, Cisco Packaged Contact Center Enterprise (Packaged CCE), Cisco Unified Contact Center Enterprise (Unified CCE), Cisco Unified Contact Center Express (Unified CCX…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (17.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Cisco Unified Contact Center Express — versions 10.5(1)SU1, 10.6(1), 11.6(1)

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cisco-sa-cc-xss-MrNAH5Jh

Frequently asked questions

What is CVE-2026-20116?: CVE-2026-20116 is a medium-severity vulnerability in Cisco Unified Contact Center Express, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-11.
How severe is CVE-2026-20116?: Medium severity. CVSS v3 base score is 6.1 out of 10.