CVE-2026-55116
CRITICAL
9.0
CVSS 3.1
Description
A malicious actor with access to the network and under certain network configurations could exploit an Improper Access Control vulnerability found in certain devices running UniFi OS to make unauthorized changes to such UniFi OS devices.
Metadata
Severity & Metrics
9.0
CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
SSVC — CISA Coordinator
Affected products (7)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Ubiquiti Inc | Cloud Gateways | — | 0 < 5.1.19 |
| Ubiquiti Inc | Dream Machines | — | 0 < 5.1.19 |
| Ubiquiti Inc | Dream Routers | — | 0 < 5.1.19 |
| Ubiquiti Inc | Dream Wall | — | 0 < 5.1.19 |
| Ubiquiti Inc | Enterprise Firewall Core | — | 0 < 5.1.19 |
| Ubiquiti Inc | Enterprise Fortress Gateway | — | 0 < 5.1.19 |
| Ubiquiti Inc | Express 7 | — | 0 < 5.1.19 |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| CWE-284 | cna | CWE-284 Improper Access Control - Generic |
CVSS scores (1)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 9.0 | CRITICAL | 3.1 | cna | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
References (1)