ClearPass is vulnerable to Stored Cross Site Scripting by allowing a malicious administrator, or a compromised administrator account, to save malicious scripts within ClearPass that could be executed resulting in a privilege escalation attack. Resolution: Fixed in 6.7.13, 6.8.4, 6.9.0 and higher.
https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-004.txt