CVE-2026-77557: Ubiquiti Inc UniFi Protect Ai Key

Critical severity, CVSS 9.8. 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 AI Key to escalate privileges on the device.

Affected products

• Ubiquiti Inc UniFi Protect Ai Key: before 2.2.6 (fixed in 2.2.6)

Published 2026-08-26. Last modified 2026-08-28.