Vulnerabilities CVE-2026-20045

CVE-2026-20045

Medium

Open

KEV

TLP:CLEAR

Cisco Unified Communications Products Code Injection Vulnerability

NVD CVE.org

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Description

Cisco — Unified Communications Manager — 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.

Details

EPSS Score ⓘ: 4.31%

90.2th percentile
Confidence: 100%
CISA KEV
Date Added: Jan 21, 2026
Patch Due: Feb 11, 2026
Required Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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