CVE-2026-20045CISA KEV: Actively Exploited

Cisco Unified Communications Products Code Injection Vulnerability

Published Jan 21, 2026·Updated Jan 21, 2026

Description

Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P), Cisco Unity Connection, and Cisco Webex Calling Dedicated Instance contain a code injection vulnerability that could allow the attacker to obtain user-level access to the underlying operating system and then elevate privileges to root.

Public Exploits & PoCs3 found

References

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