CVE-2020-1738
A flaw was found in Ansible Engine when the module package or service is used and the parameter ‘use’ is not specified. If a previous task is executed with a malicious user, the module sent can be selected by the attacker using the ansible facts file. All versions in 2.7.x, 2.8.x and 2.9.x branches are believed to be vulnerable.
Source: CVE-2020-1738