CVE-2026-76475 PUBLISHED

Cisco Unified Communications Products Hardening Release: October 2026 - Cross-site Scripting Vulnerabilities

Assigner: cisco
Reserved: 19.08.2026 Published: 21.10.2026 Updated: 22.10.2026

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

Product Status

Vendor Cisco
Product Cisco Emergency Responder
Versions Default: unknown
  • Version 14 is affected
  • Version 14SU1 is affected
  • Version 14SU2 is affected
  • Version 14SU3 is affected
  • Version 14SU3a is affected
  • Version 15 is affected
  • Version 15SU1 is affected
  • Version 15SU1a is affected
  • Version 14SU4 is affected
  • Version 15SU2 is affected
  • Version 15SU3 is affected
  • Version 14SU5 is affected
  • Version 15SU4 is affected
  • Version 14SU6 is affected
Vendor Cisco
Product Cisco Unified Communications Manager
Versions Default: unknown
  • Version 14 is affected
  • Version 14SU1 is affected
  • Version 14SU2 is affected
  • Version 14SU3 is affected
  • Version 15 is affected
  • Version 15SU1 is affected
  • Version 14SU4 is affected
  • Version 14SU4a is affected
  • Version 15SU1a is affected
  • Version 15SU2 is affected
  • Version 15.0.1.13010-1 is affected
  • Version 15.0.1.13011-1 is affected
  • Version 15.0.1.13012-1 is affected
  • Version 15.0.1.13013-1 is affected
  • Version 15.0.1.13014-1 is affected
  • Version 15.0.1.13015-1 is affected
  • Version 15.0.1.13016-1 is affected
  • Version 15.0.1.13017-1 is affected
  • Version 15SU3a is affected
  • Version 14SU5 is affected
  • Version 15SU4 is affected
  • Version 15SU4a is affected
  • Version 14SU6 is affected
Vendor Cisco
Product Cisco Unified Communications Manager IM and Presence Service
Versions Default: unknown
  • Version 14 is affected
  • Version 14SU1 is affected
  • Version 14SU2 is affected
  • Version 14SU2a is affected
  • Version 14SU3 is affected
  • Version 15 is affected
  • Version 15SU1 is affected
  • Version 14SU4 is affected
  • Version 15SU2 is affected
  • Version 15SU3 is affected
  • Version 14SU5 is affected
  • Version 15SU4 is affected
  • Version 14SU6 is affected
Vendor Cisco
Product Cisco Unity Connection
Versions Default: unknown
  • Version 14 is affected
  • Version 14SU1 is affected
  • Version 14SU2 is affected
  • Version 14SU3 is affected
  • Version 14SU3a is affected
  • Version 15 is affected
  • Version 15SU1 is affected
  • Version 14SU4 is affected
  • Version 15SU2 is affected
  • Version 15SU3 is affected
  • Version 14SU5 is affected
  • Version 15SU4 is affected
  • Version 14SU6 is affected

Exploits

The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory.

References

Problem Types

  • Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') cwe