CVE-2026-54400

Published Jul 2, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
A malicious actor with access to the network and high privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.

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 Ui unifi Access
CPEs cpe:2.3:a:ui:unifi_access_application:*:*:*:*:*:*:*:* cpe:2.3:a:ui:unifi_access:*:*:*:*:*:*:*:*
Vendors & Products Ui unifi Access Application
Ui unifi Access
Type Values Removed Values Added
Title Improper Access Control in Ubiquiti UniFi Access Enables Privilege Escalation
Type Values Removed Values Added
Title Improper Access Control in Ubiquiti UniFi Access Enables Privilege Escalation
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Improper Access Control in UniFi Access Allows Privilege Escalation
Type Values Removed Values Added
Title Improper Access Control in UniFi Access Allows Privilege Escalation
Type Values Removed Values Added
Title Improper Access Control Vulnerability Allows Privilege Escalation on UniFi Access Application
Type Values Removed Values Added
Title Improper Access Control Vulnerability Allows Privilege Escalation on UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in Ubiquiti UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in Ubiquiti UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Improper Access Control Exploitation in Ubiquiti UniFi Access Application Allows Privilege Escalation
Type Values Removed Values Added
Title Improper Access Control Exploitation in Ubiquiti UniFi Access Application Allows Privilege Escalation
Type Values Removed Values Added
Title Improper Access Control in UniFi Access Application Enables Elevation of Privileges
Type Values Removed Values Added
Title Improper Access Control in UniFi Access Application Enables Elevation of Privileges
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Title Privilege Escalation via Improper Access Control in UniFi Access Application
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description A malicious actor with access to the network and high privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Jul 2, 2026, 4:11 PM
Reserved
Jun 13, 2026, 3:00 PM
Status
Analyzed
Published
Jul 2, 2026, 3:17 PM
Modified
Oct 25, 2026, 9:10 PM