CVE-2026-54409 Auth bypass in UniFi Protect Application
A network-based attacker can bypass authentication in UniFi Protect Cameras due to improper initialization in the UniFi Protect Application.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-54409?
CVE-2026-54409 is a high-severity authentication bypass vulnerability in Ubiquiti Inc UniFi Protect Application, published on 2 Jul 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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.
Weakness: CWE-665
Which versions are affected by CVE-2026-54409?
It affects 1 product.
Products include Ui Unifi Protect.
How do I fix CVE-2026-54409?
No fix has been published for CVE-2026-54409 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-54409 being exploited?
There is no known exploitation of CVE-2026-54409 in the wild and no public exploit code.
Other vulnerabilities in Ubiquiti Inc UniFi Protect Application
- CVE-2026-55115 Server-side request forgery in UniFi Protect Application
- CVE-2021-22943 A vulnerability found in UniFi Protect application V1.18.1 and earlier permits a malicious actor who has already gained access to a network
- CVE-2026-56841 SQL injection in UniFi Protect Application
- CVE-2026-21633 Auth bypass in UniFi Protect Application
- CVE-2021-22957 Cross-site request forgery in UniFi Protect application
Sources
Also known as GHSA-5wch-8p23-hj3x.