Arbitrary file upload in Cisco Unified Contact Center Express
CVE-2025-20376
A vulnerability in the web UI of Cisco Unified CCX could allow an authenticated, remote attacker to upload and execute arbitrary files. This vulnerability is due to an insufficient input validation associated to file upload mechanisms…
Vulnerability class: Unrestricted File Upload
EPSS: 0.000 (15.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Cisco Unified Contact Center Express — versions 10.5(1)SU1, 10.6(1), 11.6(1)
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-20376?
- CVE-2025-20376 is a medium-severity vulnerability in Cisco Unified Contact Center Express, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.5/10. Published 2025-11-05.
- How severe is CVE-2025-20376?
- Medium severity. CVSS v3 base score is 6.5 out of 10.