Use an SSH client (like PuTTY or Terminal) to connect to the device. Run the command upgrade [URL of the firmware]
: You can enable automatic updates within the System Settings of your controller to ensure your devices stay current without manual intervention. UniFi - Advanced Updating Techniques - Ubiquiti Help Center Download Firmware Ubiquiti
Research often centers on specific CVEs discovered by third-party auditors. Recent examples include: CVE-2025-27212: A critical command injection flaw in UniFi Access devices. CVE-2026-22557: Use an SSH client (like PuTTY or Terminal)