Cisco Unified CCX Stored XSS via Web Interface Input
CVE-2025-20279 Published on June 4, 2025

Cisco Unifed Contact Center Express Stored Cross-Site Scripting Vulnerability
A vulnerability in the web-based management interface of Cisco Unified CCX could allow an authenticated, remote attacker to conduct a stored XSS attack on an affected system. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to improper sanitization of user input to the web-based management interface. An attacker could exploit this vulnerability by submitting a malicious script through the interface. A successful exploit could allow the attacker to conduct a stored XSS attack on the affected system.

NVD

Vulnerability Analysis

CVE-2025-20279 can be exploited with network access, requires user interaction and user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
REQUIRED
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

What is a XSS Vulnerability?

The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

CVE-2025-20279 has been classified to as a XSS vulnerability or weakness.


Products Associated with CVE-2025-20279

Want to know whenever a new CVE is published for Cisco Unified Contact Center Express? stack.watch will email you.

 

Affected Versions

Cisco Unified Contact Center Express:

Exploit Probability

EPSS
0.04%
Percentile
12.33%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.