automation-controller: automation-controller-container: automation-controller: Credential Type env-injector deny-list omits process-hijacking variables (BASH_ENV/LD_PRELOAD) allowing code execution in the execution environment

A flaw was found in Ansible Automation Platform's automation-controller. The custom Credential Type environment-variable injector validates variable names against a deny-list an ANSIBLE prefix check plus a fixed ENVBLOCKLIST that omits process-hijacking loader variables such as BASHENV, ENV,...