A malicious actor with access to the network and low privileges could exploit a Server-Side Request Forgery (SSRF) to escalate privileges within such UniFi OS devices or instances.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

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 partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Ubiquiti Inc UniFi OS Server unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Dream Machines unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Enterprise Fortress Gateway unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Dream Wall unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Dream Routers unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Express 7 unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Cloud Keys unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Network Video Recorders unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Enterprise Video Recorders unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Cloud Gateways unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Network Attached Storage unaffected
Version Status Constraints
0 affected < 5.1.19
Ubiquiti Inc Enterprise Firewall Core unaffected
Version Status Constraints
0 affected < 5.1.19

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

Fri, 03 Jul 2026 10:30:00 +0000

Type Values Removed Values Added
Title SSRF Exploitation Enables Privilege Escalation on UniFi OS Devices

Thu, 02 Jul 2026 23:45:00 +0000

Type Values Removed Values Added
Title SSRF Exploitation Enables Privilege Escalation on UniFi OS Devices

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

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, '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 a Server-Side Request Forgery (SSRF) to escalate privileges within such UniFi OS devices or instances.
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-07-02T15:51:58.264Z

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

Link: CVE-2026-54401

cve-icon Vulnrichment

Updated: 2026-07-02T15:48:50.443Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-03T10:15:03Z

Weaknesses