automation-controller: automation-controller-container: automation-controller: instance group attachment to schedules and workflow job template nodes checks only read permission, allowing use of restricted (controlplane / other-tenant) instance groups and privilege escalation to control-plane code execution

A flaw was found in Red Hat Ansible Automation Platform's automation- controller. When attaching an instance group to a schedule or a workflow job template node through the dedicated API relationship endpoint, the controller verifies only that the requesting user can read view the instance group,...