Status column are not ordering in the order specified. For example, the custom statuses created would not order together with the default statuses in the issue navigator. This means that it will separated into 2 set of sorting orders which are default statuses and custom statuses. Example:

It would be great to have the sorting order combined for both default statuses and custom statuses instead of separate set. It would have a better view on the issues when we sort by status column in issue navigator.