Live › vulnerability › CVE-2026-76473
Go to dashboardCisco fixed several internally found flaws in its voice platforms (Unified CM, Unity Connection, Emergency Responder, Prime Collaboration Deployment) in release 15SU5. The sources score the set at CVSS 9.8 but do not say what an attacker can do, so the exact impact is unknown.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Cisco Unified Communications Manager | vendor | 14, 15 < 15SU5 | 15SU5 |
| Cisco Unity Connection | vendor | 14, 15 < 15SU5 | 15SU5 |
| Cisco Emergency Responder | vendor | 14, 15 < 15SU5 | 15SU5 |
| Cisco Prime Collaboration Deployment | vendor | 14, 15 < 15SU5 | 15SU5 |
Unknown from the sources.
Upgrade affected Cisco Unified CM, Unity Connection, Emergency Responder and Prime Collaboration Deployment installs on 14 or 15 to 15SU5.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
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-2026-76473 are related to issues concerning improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Class CWE-74.
This page as .md · .json · in your agent: get_signal("CVE-2026-76473")
NVD data is provided by NIST and is public domain · EPSS scores by FIRST, used with attribution. Posts quoted belong to their authors.