CVE-2026-54407: UI UniFi Protect

High severity, CVSS 8.6. EPSS: 0.5% chance of exploitation in the next 30 days.

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication in certain UniFi Protect Application API endpoints.

Affected products

• UI UniFi Protect: before 7.1.83 (fixed in 7.1.83)

Published 2026-07-02. Last modified 2026-07-06.