The following list summarizes the additions, changes, and modifications which were made to Ansible Tower 3.6.6.
Fixed an XSS vulnerability (CVE-2020-25626)
Fixed the Red Hat sosreport tool to no longer include the Ansible Tower SECRET_KEY value
Fixed the Ansible Tower installer so that it is now compatible with the latest supported Red Hat OpenShift Container Platforms 3.x and 4.x
For older version of the release notes, as well as other reference materials, refer to the Ansible Tower Release Notes.