Not a bug order under custom gateway pending review

Affected Version
2.3.1 RC6


order appearing under custom gateway pending review, however there are NO details of customer? who placed this order, only option is to process but its UNPAID so should not appear here, any orders like this should appear under PENDING PAYMENT, there should be option to cancel PENDING PAYMENT ORDERS as there are there since Feb 2014 but cannot be removed from list?