CVE-2026-47369

Privilege Escalation via Improper Input Validation in UniFi OS Devices

Published Jun 12, 2026 CVSS 3.1 · 9.9 Critical EPSS < 1% KEV · Not listed
Description
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 escalate privileges within such UniFi OS devices or instances.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Ubiquiti
Ubiquiti efg
Ubiquiti envr
Ubiquiti envr-core
Ubiquiti express
Ubiquiti express 7
Ubiquiti ucg-fiber
Ubiquiti ucg-industrial
Ubiquiti ucg-max
Ubiquiti ucg-ultra
Ubiquiti uck
Ubiquiti uck-enterprise
Ubiquiti uckp
Ubiquiti udm
Ubiquiti udm-beast
Ubiquiti udm-pro
Ubiquiti udm-pro-max
Ubiquiti udm-se
Ubiquiti udr
Ubiquiti udr-5g
Ubiquiti udr7
Ubiquiti udw
Ubiquiti unas-2
Ubiquiti unas-4
Ubiquiti unas-pro
Ubiquiti unas-pro-4
Ubiquiti unas-pro-8
Ubiquiti unifi Os Server
Ubiquiti unvr
Ubiquiti unvr-g2
Ubiquiti unvr-g2-pro
Ubiquiti unvr-instant
Ubiquiti unvr-pro
Vendors & Products Ubiquiti
Ubiquiti efg
Ubiquiti envr
Ubiquiti envr-core
Ubiquiti express
Ubiquiti express 7
Ubiquiti ucg-fiber
Ubiquiti ucg-industrial
Ubiquiti ucg-max
Ubiquiti ucg-ultra
Ubiquiti uck
Ubiquiti uck-enterprise
Ubiquiti uckp
Ubiquiti udm
Ubiquiti udm-beast
Ubiquiti udm-pro
Ubiquiti udm-pro-max
Ubiquiti udm-se
Ubiquiti udr
Ubiquiti udr-5g
Ubiquiti udr7
Ubiquiti udw
Ubiquiti unas-2
Ubiquiti unas-4
Ubiquiti unas-pro
Ubiquiti unas-pro-4
Ubiquiti unas-pro-8
Ubiquiti unifi Os Server
Ubiquiti unvr
Ubiquiti unvr-g2
Ubiquiti unvr-g2-pro
Ubiquiti unvr-instant
Ubiquiti unvr-pro
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Privilege Escalation via Improper Input Validation in UniFi OS Devices
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 certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances.
Weaknesses CWE-20
References
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'}