SSRF in Ubiquiti Inc Cloud Gateways

CVE-2026-54401

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.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-54401?
CVE-2026-54401 is a high-severity vulnerability in Ubiquiti Inc Cloud Gateways, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-07-02.
How severe is CVE-2026-54401?
High severity. CVSS v3 base score is 7.7 out of 10.