CVE-2026-47370 CRITICAL

CVE-2026-47370

Vendor Ubiquiti Inc
Product UniFi OS Server
Weakness CWE-20 · Input validation
Published June 12, 2026
Last update June 13, 2026

CVSS base score

9.9/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in certain devices running UniFi OS to execute a Command Injection within such UniFi OS devices or instances.

Key dates

02Disclosure timeline

June 12, 2026 CVE published
June 13, 2026 Record updated