The blog isn't respecting the "Is Published" setting so if the "Is Published" setting is not checked but the "Is Featured Post" setting is, the post will be shown. The correct behavior would be to check if "Is Published" is set when saving and if it is not, do not set the "Is Featured Post" option.
The blog isn't respecting the "Is Published" setting so if the "Is Published" setting is not checked but the "Is Featured Post" setting is, the post will be shown. The correct behavior would be to check if "Is Published" is set when saving and if it is not, do not set the "Is Featured Post" option.