ActiveSite is discontinuing, if you are a new customer, have a look at Interact Landmark and its asset management capabilities.
As of December 9, 2021 Color Kinetics is aware of the log4j vulnerability – termed as Log4Shell or LogJam (CVE-2021-44228). Our R&D team tested the ActiveSite application, both the cloud component and the ActiveSite Gateway and the Light System Manager Lighting controller and concluded that ActiveSite is not vulnerable to Log4Shell.