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-2026-76476 are related to issues concerning improper input validation that are grouped under the Common Weakness Enumeration (CWE) Class CWE-20.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Cisco / Cisco Emergency Responder14 – 14
- Cisco / Cisco Emergency Responder14SU1 – 14SU1
- Cisco / Cisco Emergency Responder14SU2 – 14SU2
- Cisco / Cisco Emergency Responder14SU3 – 14SU3
- Cisco / Cisco Emergency Responder14SU3a – 14SU3a
- Cisco / Cisco Emergency Responder15 – 15
- Cisco / Cisco Emergency Responder15SU1 – 15SU1
- Cisco / Cisco Emergency Responder15SU1a – 15SU1a
- Cisco / Cisco Emergency Responder14SU4 – 14SU4
- Cisco / Cisco Emergency Responder15SU2 – 15SU2
- Cisco / Cisco Emergency Responder15SU3 – 15SU3
- Cisco / Cisco Emergency Responder14SU5 – 14SU5
- Cisco / Cisco Emergency Responder15SU4 – 15SU4
- Cisco / Cisco Emergency Responder14SU6 – 14SU6
- Cisco / Cisco Unified Communications Manager14 – 14
- Cisco / Cisco Unified Communications Manager14SU1 – 14SU1
- Cisco / Cisco Unified Communications Manager14SU2 – 14SU2
- Cisco / Cisco Unified Communications Manager14SU3 – 14SU3
- Cisco / Cisco Unified Communications Manager15 – 15
- Cisco / Cisco Unified Communications Manager15SU1 – 15SU1
- Cisco / Cisco Unified Communications Manager14SU4 – 14SU4
- Cisco / Cisco Unified Communications Manager14SU4a – 14SU4a
- Cisco / Cisco Unified Communications Manager15SU1a – 15SU1a
- Cisco / Cisco Unified Communications Manager15SU2 – 15SU2
- Cisco / Cisco Unified Communications Manager15.0.1.13010-1 – 15.0.1.13010-1
- Cisco / Cisco Unified Communications Manager15.0.1.13011-1 – 15.0.1.13011-1
- Cisco / Cisco Unified Communications Manager15.0.1.13012-1 – 15.0.1.13012-1
- Cisco / Cisco Unified Communications Manager15.0.1.13013-1 – 15.0.1.13013-1
- Cisco / Cisco Unified Communications Manager15.0.1.13014-1 – 15.0.1.13014-1
- Cisco / Cisco Unified Communications Manager15.0.1.13015-1 – 15.0.1.13015-1
- Cisco / Cisco Unified Communications Manager15.0.1.13016-1 – 15.0.1.13016-1
- Cisco / Cisco Unified Communications Manager15.0.1.13017-1 – 15.0.1.13017-1
- Cisco / Cisco Unified Communications Manager15SU3a – 15SU3a
- Cisco / Cisco Unified Communications Manager14SU5 – 14SU5
- Cisco / Cisco Unified Communications Manager15SU4 – 15SU4
- Cisco / Cisco Unified Communications Manager15SU4a – 15SU4a
- Cisco / Cisco Unified Communications Manager14SU6 – 14SU6
- Cisco / Cisco Unified Communications Manager IM and Presence Service14 – 14
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU1 – 14SU1
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU2 – 14SU2
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU2a – 14SU2a
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU3 – 14SU3
- Cisco / Cisco Unified Communications Manager IM and Presence Service15 – 15
- Cisco / Cisco Unified Communications Manager IM and Presence Service15SU1 – 15SU1
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU4 – 14SU4
- Cisco / Cisco Unified Communications Manager IM and Presence Service15SU2 – 15SU2
- Cisco / Cisco Unified Communications Manager IM and Presence Service15SU3 – 15SU3
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU5 – 14SU5
- Cisco / Cisco Unified Communications Manager IM and Presence Service15SU4 – 15SU4
- Cisco / Cisco Unified Communications Manager IM and Presence Service14SU6 – 14SU6
- Cisco / Cisco Unity Connection14 – 14
- Cisco / Cisco Unity Connection14SU1 – 14SU1
- Cisco / Cisco Unity Connection14SU2 – 14SU2
- Cisco / Cisco Unity Connection14SU3 – 14SU3
- Cisco / Cisco Unity Connection14SU3a – 14SU3a
- Cisco / Cisco Unity Connection15 – 15
- Cisco / Cisco Unity Connection15SU1 – 15SU1
- Cisco / Cisco Unity Connection14SU4 – 14SU4
- Cisco / Cisco Unity Connection15SU2 – 15SU2
- Cisco / Cisco Unity Connection15SU3 – 15SU3
- Cisco / Cisco Unity Connection14SU5 – 14SU5
- Cisco / Cisco Unity Connection15SU4 – 15SU4
- Cisco / Cisco Unity Connection14SU6 – 14SU6
Updated 30m ago · 8 sources