Vulnerability · Published Jul 2, 2026 · Assigned by hackerone
CVE-2026-54401
High 7.7
In plain English
A high-severity server-side request forgery in Cloud Gateways from Ubiquiti Inc. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).
Severity (CVSS 3.1)7.7High
Exploit odds (30 days)0.4%top 62.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Ubiquiti Inc | UniFi OS Server | 0 – before 5.1.19 |
| Ubiquiti Inc | Dream Machines | 0 – before 5.1.19 |
| Ubiquiti Inc | Enterprise Fortress Gateway | 0 – before 5.1.19 |
| Ubiquiti Inc | Dream Wall | 0 – before 5.1.19 |
| Ubiquiti Inc | Dream Routers | 0 – before 5.1.19 |
| Ubiquiti Inc | Express 7 | 0 – before 5.1.19 |
| Ubiquiti Inc | Cloud Keys | 0 – before 5.1.19 |
| Ubiquiti Inc | Network Video Recorders | 0 – before 5.1.19 |
| Ubiquiti Inc | Enterprise Video Recorders | 0 – before 5.1.19 |
| Ubiquiti Inc | Cloud Gateways | 0 – before 5.1.19 |
| Ubiquiti Inc | Network Attached Storage | 0 – before 5.1.19 |
| Ubiquiti Inc | Enterprise Firewall Core | 0 – before 5.1.19 |
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N