CVE-2026-76475

CriticalCVSS 9.3/10Last modified Nov 7, 2026

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-2026-76475 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.

Metrics

CVSS 3.1 9.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Weakness enumeration

CWE-79

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
CiscoCisco Emergency Responder14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 15SU1a; 14SU4; 15SU2; 15SU3; 14SU5; 15SU4; 14SU6
CiscoCisco Unified Communications Manager14; 14SU1; 14SU2; 14SU3; 15; 15SU1; 14SU4; 14SU4a; 15SU1a; 15SU2; 15.0.1.13010-1; 15.0.1.13011-1; 15.0.1.13012-1; 15.0.1.13013-1; 15.0.1.13014-1; 15.0.1.13015-1; 15.0.1.13016-1; 15.0.1.13017-1; 15SU3a; 14SU5
CiscoCisco Unified Communications Manager IM and Presence Service14; 14SU1; 14SU2; 14SU2a; 14SU3; 15; 15SU1; 14SU4; 15SU2; 15SU3; 14SU5; 15SU4; 14SU6
CiscoCisco Unity Connection14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 14SU4; 15SU2; 15SU3; 14SU5; 15SU4; 14SU6

References

Timeline

Published
Oct 21, 2026
Last modified
Nov 7, 2026
NVD status
Awaiting Analysis

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CVE-2026-76475: Critical severity, CVSS 9.3 | Vulnix