What is CVE-2026-54409?

CVE-2026-54409 is a high-severity vulnerability in Ubiquiti Inc Unifi Protect Application, classified under Improper Initialization. CVSS score: 7.5/10. Published 2026-07-02.

How severe is CVE-2026-54409?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Ubiquiti Inc Unifi Protect Application

CVE-2026-54409

A malicious actor with access to the network and under certain conditions could exploit an Improper Initialization vulnerability found in UniFi Protect Application to bypass authentication in UniFi Protect Cameras.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Ubiquiti Inc Unifi Protect Application — versions 0
Ui Unifi_protect

Weakness classification (CWE)

CWE-665 — Improper Initialization

References

support@hackerone.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-54409?: CVE-2026-54409 is a high-severity vulnerability in Ubiquiti Inc Unifi Protect Application, classified under Improper Initialization. CVSS score: 7.5/10. Published 2026-07-02.
How severe is CVE-2026-54409?: High severity. CVSS v3 base score is 7.5 out of 10.