Early last week Adobe made available a further un-scheduled emergency security update available for download affecting Creative Cloud Desktop Application version 4.6.0 and earlier. This vulnerability impacts both Apple macOS and Windows systems.
If an attacker were to exploit this they could elevate their privileges (defined). As with the previous security update the vulnerability was responsibly disclosed (defined) to Adobe by Chi Chou of AntFinancial LightYear Labs.
Please follow the steps within this security bulletin to check if the version of Creative Cloud Desktop Application you are using is impacted and if so; follow the steps to install the relevant update.