CVE-2026-76479: Cisco Unified Communications Products Hardening Release: October 2026 - Path Traversal Vulnerabilities
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-2026-76479 are related to issues concerning improper limitation of a pathname to a restricted directory that are grouped under the Common Weakness Enumeration (CWE) Base CWE-22.
Affected Software
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit this issue?
The CVSS vector indicates local attack access and low privileges are required. No user interaction is required.
What could a successful exploit affect?
The CVSS vector rates confidentiality, integrity, and availability impact as high. The provided information does not identify affected software versions or any temporary mitigation.