I noticed this issue too but it resolved by now. Has it resolved for you as well?
Still, the question remains how that can happen, how to handle it on the dev side (if possible) and how reliably the status codes are.
MNTC
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution