CVE-2026-54402 - Vulnerability Details - OpenCVE

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi OS to execute a Command Injection on the host device.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

No data.

References

Link	Providers
https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

History

Thu, 02 Jul 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Thu, 02 Jul 2026 15:15:00 +0000

Type	Values Removed	Values Added
Description		A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi OS to execute a Command Injection on the host device.
Weaknesses		CWE-20
References		https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc
Metrics		cvssV3_1 `{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: hackerone

Published: 2026-07-02T14:49:17.030Z

Updated: 2026-07-02T15:52:04.606Z

Reserved: 2026-06-13T15:00:00.604Z

Link: CVE-2026-54402

Vulnrichment

Updated: 2026-07-02T15:41:32.941Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

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