Known Exploited Vulnerabilities January 21, 2026 · CISA KEV Catalog

CVE-2026-20045: Cisco Unified Communications Products Code Injection Vulnerability

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.

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Topics

Vulnerabilities & Patching

Mentions

CVE-2026-20045Cisco

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