An authorization flaw was found in openstack-barbican, where anyone with an admin role could add secrets to a different project container. This flaw allows an attacker on the network to consume protected resources and cause a denial of service.
https://storyboard.openstack.org/#%21/story/2009297
https://review.opendev.org/c/openstack/barbican/+/814200
https://bugzilla.redhat.com/show_bug.cgi?id=2025090