Live › vulnerability › CVE-2026-34908
Go to dashboardUbiquiti UniFi OS contains an improper access control flaw that lets a malicious actor with network access make unauthorized changes to the system. CISA lists it as actively exploited in the wild.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 5h before NVD. All times on this page are UTC.
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.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Ubiquiti UniFi OS | vendor | – | – |
| ui unifi os server | vendor | < 5.0.8 | 5.0.8 |
| ui unifi cloud gateway industrial firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream machine firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream machine pro firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream machine special edition firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream machine pro max firmware | vendor | < 5.1.12 | 5.1.12 |
| ui enterprise fortress gateway firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream wall firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream router firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream router 7 firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi express 7 firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi network video recorder firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi network video recorder pro firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi network video recorder instant firmware | vendor | < 5.1.12 | 5.1.12 |
| ui enterprise network video recorder firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi cloud gateway ultra firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi cloud gateway max firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi cloud gateway fiber firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream router 5g max firmware | vendor | < 5.1.12 | 5.1.12 |
| ui enterprise network video recorder core firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi cloud key plus firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi cloudkey firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi cloudkey enterprise firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi network video recorder g2 firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi network video recorder g2 pro firmware | vendor | < 5.1.12 | 5.1.12 |
| ui unifi dream machine beast firmware | vendor | < 5.1.11 | 5.1.11 |
| ui unas 2 firmware | vendor | < 5.1.10 | 5.1.10 |
| ui unas 4 firmware | vendor | < 5.1.10 | 5.1.10 |
| ui unas pro firmware | vendor | < 5.1.10 | 5.1.10 |
| ui unas pro 4 firmware | vendor | < 5.1.10 | 5.1.10 |
| ui unas pro 8 firmware | vendor | < 5.1.10 | 5.1.10 |
Identify UniFi OS consoles and gateways on your network and record their firmware/UniFi OS versions; unknown whether the sources list affected version ranges.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Ubiquiti UniFi OS contains an improper access control vulnerability which could allow a malicious actor with access to the network to make unauthorized changes to the system.
CISA required action: 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.
This page as .md · .json · in your agent: get_signal("CVE-2026-34908")
CISA KEV catalog, Creative Commons 0 · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.