CSRF in Cisco Unified Communications Manager
CVE-2025-20326
A vulnerability in the web-based management interface of Cisco Unified Communications Manager (Unified CM) Software and Cisco Unified CM Session Management Edition (SME) Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected device. This vulnerability is due to insufficient CSRF protections for the web-based management interface on an affected device. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link. A successful exploit could allow the attacker to perform arbitrary actions with the privilege level of the affected user.
Vulnerability class: CSRF (Cross-Site Request Forgery)
EPSS: 0.002 (6.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Cisco Unified Communications Manager — versions 12.5(1)SU2, 12.5(1)SU1, 12.5(1)
- Cisco Unified_communications_manager — versions 12.5, 14.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@cisco.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-20326?
- CVE-2025-20326 is a medium-severity vulnerability in Cisco Unified Communications Manager, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2025-09-03.
- How severe is CVE-2025-20326?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2025-20326 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.