CVE-2026-76481

HighCVSS 7.5/10Last modified Oct 21, 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-2026-76481 are related to issues concerning improper handling of exceptional conditions that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-703.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-703

Affected software

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

Vendor	Product	Versions
Cisco	Cisco Emergency Responder	14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 15SU1a; 14SU4; 15SU2; 15SU3; 14SU5; 15SU4; 14SU6
Cisco	Cisco Unified Communications Manager	14; 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
Cisco	Cisco Unified Communications Manager IM and Presence Service	14; 14SU1; 14SU2; 14SU2a; 14SU3; 15; 15SU1; 14SU4; 15SU2; 15SU3; 14SU5; 15SU4; 14SU6
Cisco	Cisco Unity Connection	14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 14SU4; 15SU2; 15SU3; 14SU5; 15SU4; 14SU6

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voice-hardening-twgbH9e3

Timeline

Published: Oct 21, 2026
Last modified: Oct 21, 2026
NVD status: Awaiting Analysis

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