CVE-2025-20326 Cisco Unified Communications Manager Cross-Site Request Forgery Vulnerability

Medium 4.3 Published 3 Sep 2025 Updated 3 Sep 2025

An unauthenticated attacker can trick a user into performing arbitrary actions with their privileges via CSRF in the Cisco Unified CM web interface.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2025-20326?

CVE-2025-20326 is a medium-severity vulnerability in Cisco Unified Communications Manager, published on 3 Sep 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-352

Which versions are affected by CVE-2025-20326?

It affects 1 product.

Products include Cisco Unified Communications Manager.

How do I fix CVE-2025-20326?

No fix has been published for CVE-2025-20326 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-20326 being exploited?

There is no known exploitation of CVE-2025-20326 in the wild and no public exploit code.

All Cisco Unified Communications Manager vulnerabilities

Sources

Also known as GHSA-p6pr-26jx-rxmw.