What is CVE-2026-54408?

CVE-2026-54408 is a high-severity vulnerability in Ubiquiti Inc Unifi Protect Application, classified under Improper Access Control. CVSS score: 8.6/10. Published 2026-07-02.

How severe is CVE-2026-54408?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Ubiquiti Inc Unifi Protect Application

CVE-2026-54408

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication for data streaming.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

Affected products

Ubiquiti Inc Unifi Protect Application — versions 0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

support@hackerone.com

Frequently asked questions

What is CVE-2026-54408?: CVE-2026-54408 is a high-severity vulnerability in Ubiquiti Inc Unifi Protect Application, classified under Improper Access Control. CVSS score: 8.6/10. Published 2026-07-02.
How severe is CVE-2026-54408?: High severity. CVSS v3 base score is 8.6 out of 10.