CVE-2026-76475: Cisco Unified Communications Products Hardening Release: October 2026 - Cross-site Scripting Vulnerabilities
As part of Cisco's ongoing commitment to proactive security and product quality, engineering teams for Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection have conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76475 are related to issues concerning improper neutralization of input during web page generation that are grouped under the Common Weakness Enumeration (CWE) Base CWE-79.
Affected Software
Event History
Frequently Asked Questions
Which Cisco products are in scope?
The affected product families listed are Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager, Unified Communications Manager IM & Presence Service, Unified Communications Manager Session Management Edition, and Cisco Unity Connection.
What does an attacker need to exploit this issue?
The supplied severity vector indicates network access is sufficient, attack complexity is low, no privileges are required, and exploitation requires user interaction. The issue is an improper neutralization of input during web page generation, resulting in cross-site scripting vulnerabilities.
What is the potential impact of successful exploitation?
The supplied vector rates confidentiality and integrity impact as high and indicates scope change. It indicates no availability impact.