As many people are aware, a vulnerability was found in Log4j, a 3rd party library that is commonly used in Java-based applications (CVE-2021-44228).
While this vulnerability does not affect any of the Art of WiFi solutions (software and services), it does affect all UniFi Controller/Network Application versions before version 6.5.54.
We highly recommend all UniFi customers upgrade to 6.5.54 as soon as possible. When in doubt whether the Art of WiFi solution you’re using will work with that new UniFi Controller/Network Application release, please reach out to us:
UniFi Controller/Network Application version 6.5.54
Official Mitre publication for CVE-2021-44228
Ubiquiti’s initial response to the CVE publication
Ubiquiti’s official Security Bulletin
Edit: added link to Ubiquiti’s Security Bulletin