CVE detail

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

Published 2026-01-21 · Modified 2026-01-21 · Source kev

HIGH

severity

CVSS-derived band

n/a

CVSS v3

0–10 scale

0.0431

EPSS probability

exploitation probability, 30d

90.0%

EPSS percentile

percentile vs all CVEs

LISTED

CISA KEV

due 2026-02-11

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.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.