CVE-2026-56842: UI UniFi Network Application

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A malicious actor with access to the network and under certain conditions could exploit an Incorrect Authorization vulnerability found in UniFi Network Application to persist privileges within UniFi Network Application after such access had been removed.

Affected products

• UI UniFi Network Application: before 10.4.57 (fixed in 10.4.57)

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