Critical severity9.8NVD Advisory· Published Aug 26, 2026· Updated Aug 28, 2026
CVE-2026-77557
CVE-2026-77557
Description
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
2Patches
Vulnerability mechanics
References
1News mentions
1- 21 Critical Ubiquiti UniFi Flaws Enable Authentication Bypass, Command Injection and Privilege EscalationCyber Security News · Aug 26, 2026