CVE-2026-77544

No fix known EPSS <1%CVSS 7.5

A malicious actor with access to the network could exploit an Out-of-bounds Write vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device.

Published 2026-09-22 · CVE record · OSV

Products: Ubiquiti Inc Dream Machines, Ubiquiti Inc Enterprise Firewalls, Ubiquiti Inc Dream Routers, Ubiquiti Inc Cloud Gateways, Ubiquiti Inc Dream Wall, Ubiquiti Inc Express, Ubiquiti Inc Express 7, Ubiquiti Inc UniFi Gateways