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CVE-2026-20246

6.0 medium SSVC exploitation: none Analyzed
NVD · CVE.org

A vulnerability in the vmadmin CLI of Cisco Umbrella Virtual Appliance could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient validation of user-supplied commands. An attacker with vmadmin privileges could exploit this vulnerability by using certain commands at the CLI. A successful exploit could allow the attacker to elevate privileges to root.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 6.0 · ciscoNVD modified 2026-10-26 11:10

Affected (CPE criteria) 1

  • cpe:2.3:a:cisco:umbrella_virtual_appliance:*:*:*:*:*:*:*:*

References 1