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Home - Vulnerability NotesPrint
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CERT-In Vulnerability Note CIVN-2025-0248
Cross site scripting vulnerability in Cisco unified Communications Manager

Original Issue Date:October 08, 2025

Severity Rating: MEDIUM

Systems Affected

  • Cisco Unified CM and Cisco Unified CM SME

Overview

A vulnerability has been reported in the web-based management interface of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.

Target Audience: 
All IT administrators and individuals responsible for maintaining and updating in web-based management interface of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition.

Risk Assessment:
High risk of data manipulation and service disruption.

Impact Assessment:
Potential impact on confidentiality, integrity, and availability of the system.

Description

This vulnerability exists due to web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface.

Successful exploitation of this vulnerability could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Solution

Apply appropriate updates as mentioned in Cisco Advisory
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-stored-xss-Fnj66YLy

Vendor Information

CISCO
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-stored-xss-Fnj66YLy

References

CISCO
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-stored-xss-Fnj66YLy

CVE Name
CVE-2025-20361

Disclaimer

The information provided herein is on "as is" basis, without warranty of any kind.

Contact Information

Email: info@cert-in.org.in
Phone: +91-11-22902657

Postal address

Indian Computer Emergency Response Team (CERT-In)
Ministry of Electronics and Information Technology
Government of India
Electronics Niketan
6, CGO Complex, Lodhi Road,
New Delhi - 110 003
India

 
Indian Computer Emergency Response Team - CERT-In, Ministry of Electronics and Information Technology, Government of India.
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