CVE-2026-76473

CVE Enrichment

CVSS: 9.8 CRITICAL
CISA KEV: Not listed

Description

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.  

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 22-Oct-2026 00:19
Last Modified: 22-Oct-2026 01:54
CWE: CWE-74

CVSS Vector


            CVSS:3.1                            AV:N /
                            AC:L /
                            PR:N /
                            UI:N /
                            S:U /
                            C:H /
                            I:H /
                            A:H

References

[email protected]

Last enrichment sync: 22-Oct-2026 21:16
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

The most severe are CVE-2026-76473, CVE-2026-76474, and CVE-2026-76475, three critical-severity issues that group multiple improper resource control, improper authentication, and improper input neutralization holes. Cisco Patches 34 Vulnerabilities Across Multiple Products

CVE (7)

Vendors (1)

Products (18)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.