[email protected]   |   +963 xx xx xx
Professional ICT & Telecommunication consultancy

Ubiquiti UniFi OS Improper Access Control Vulnerability

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi OS devices to make unauthorized changes to the system.

MANARTECH SECURITY ALERT

Ubiquiti UniFi OS Improper Access Control Vulnerability

CVE Numbers

CVE-2026-34908

Affected Product

UniFi OS — Ubiquiti

Threat Description

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi OS devices to make unauthorized changes to the system.

Severity Scale

CRITICALHIGHMEDIUMLOW

Severity

CRITICAL

Affected Versions

To be reviewed

Recommended Mitigation

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Reference Links