CVE-2026-20246

medium Cisco
CVSS v3 Base Score
6.0
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
EPSS Score
0.1%
Exploitation probability in 30 days
Top 99% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Confidentiality
High
Integrity
High
Availability
None
Published: June 17, 2026 (22 days ago)
Last Modified: June 22, 2026
Vendor: Cisco
Source: NVD

Description

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.

CWE

CWE-269

Affected Products

cisco umbrella virtual appliance

References

🔗 sec.cloudapps.cisco.com