CVE-2026-77553

CRITICAL CVSS 9.9 View on NVD ↗

Description

A malicious actor with access to the network and low privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9

Published: Aug 26, 2026 11:16 UTC Modified: Aug 26, 2026 13:19 UTC