A vulnerability 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 unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.

This vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

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Solution

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Workaround

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History

Wed, 04 Nov 2026 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Cisco
Cisco cisco Unified Communications Manager
Vendors & Products Cisco
Cisco cisco Unified Communications Manager

Wed, 04 Nov 2026 16:45:00 +0000

Type Values Removed Values Added
Description A vulnerability 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 unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. This vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
Title Cisco Unified Communications Manager Cross-Site Scripting Vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-11-04T16:27:03.471Z

Reserved: 2026-08-19T12:02:03.633Z

Link: CVE-2026-76419

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-04T17:17:36.877

Modified: 2026-11-04T17:17:36.877

Link: CVE-2026-76419

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T17:45:07Z

Weaknesses