Act! Premium & Act! Growth Suite On-Premises Subscribers
To ensure the vulnerability described above is addressed, you will need to apply the appropriate update for your supported version as soon as possible. If you are currently running Act! v21 or earlier, you will need to upgrade to Act! v24 Update 4 or above to address this issue. Customers who host or sync their software via a 3rd party hosting provider should contact that provider immediately to discuss the appropriate remedy.
Updates are being made available for Act! v24, Act! v23, and Act! v22.1*. See below for the release schedule and instructions.