A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to access files on the underlying system that could be manipulated to access an underlying account.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is in the KEV database since June 23, 2026.

The EPSS score is 0.02269.

Exploitation active

Automatable yes

Technical Impact total

Affected Vendors & Products

Vendors Products
Ubiquiti
  • Efg
  • Envr
  • Envr-core
  • Express 7
  • Ucg-fiber
  • Ucg-industrial
  • Ucg-max
  • Ucg-ultra
  • Uck
  • Uck-enterprise
  • Uckp
  • Udm
  • Udm-beast
  • Udm-pro
  • Udm-pro-max
  • Udm-se
  • Udr
  • Udr-5g
  • Udr7
  • Udw
  • Unas-2
  • Unas-4
  • Unas-pro
  • Unas-pro-4
  • Unas-pro-8
  • Unifi Os
  • Unvr
  • Unvr-g2
  • Unvr-g2-pro
  • Unvr-instant
  • Unvr-pro

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Ubiquiti
  • Efg
  • Envr
  • Envr-core
  • Express 7
  • Ucg-fiber
  • Ucg-industrial
  • Ucg-max
  • Ucg-ultra
  • Uck
  • Uck-enterprise
  • Uckp
  • Udm
  • Udm-beast
  • Udm-pro
  • Udm-pro-max
  • Udm-se
  • Udr
  • Udr-5g
  • Udr7
  • Udw
  • Unas-2
  • Unas-4
  • Unas-pro
  • Unas-pro-4
  • Unas-pro-8
  • Unifi Os
  • Unvr
  • Unvr-g2
  • Unvr-g2-pro
  • Unvr-instant
  • Unvr-pro
References
Link Providers
https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b cve-icon cve-icon
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-34909 cve-icon
https://www.pwndefend.com/2026/06/09/cve-2026-34910-exploitation-itw-building-a-botnet-mirai/ cve-icon
History

Wed, 24 Jun 2026 11:00:00 +0000

Type Values Removed Values Added
Title UniFi OS Path Traversal allows unauthorized system account access

Wed, 24 Jun 2026 08:45:00 +0000

Type Values Removed Values Added
Title Path Traversal in Ubiquiti UniFi OS Devices Allows Unauthorized System Account Access

Wed, 24 Jun 2026 05:45:00 +0000

Type Values Removed Values Added
Title Path Traversal in Ubiquiti UniFi OS Devices Allows Unauthorized System Account Access

Tue, 23 Jun 2026 23:15:00 +0000

Type Values Removed Values Added
Title Path Traversal Vulnerability in UniFi OS Devices Allows Unauthorized System Access

Tue, 23 Jun 2026 18:30:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

 ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 23 Jun 2026 18:00:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-06-23T00:00:00+00:00', 'dueDate': '2026-06-26T00:00:00+00:00'}

Fri, 22 May 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 22 May 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Ubiquiti
Ubiquiti efg
Ubiquiti envr
Ubiquiti envr-core
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
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 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
Ubiquiti unvr
Ubiquiti unvr-g2
Ubiquiti unvr-g2-pro
Ubiquiti unvr-instant
Ubiquiti unvr-pro

Fri, 22 May 2026 03:15:00 +0000

Type Values Removed Values Added
Title Path Traversal Vulnerability in UniFi OS Devices Allows Unauthorized System Access

Fri, 22 May 2026 01:30:00 +0000

Type Values Removed Values Added
Description A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to access files on the underlying system that could be manipulated to access an underlying account.
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}
cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-06-24T03:56:19.760Z

Reserved: 2026-03-31T15:00:06.521Z

Link: CVE-2026-34909

cve-icon Vulnrichment

Updated: 2026-05-22T17:27:36.870Z

cve-icon NVD

Status : Deferred

Published: 2026-05-22T02:16:34.390

Modified: 2026-06-17T10:39:49.337

Link: CVE-2026-34909

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-24T10:45:03Z