Over the past 48 hours, some webmasters who use Google Search Console may have seen a bunch of new verification emails sent by the tool to their inbox. Some have reported receiving up to a 1,000 or so of these notifications. Obviously this is a bug.
Google’s John Mueller confirmed the bug this morning in a hangout at the 53:07 mark saying it might be related to the beta Search Console things that are going on. He apologized about the confusion but he said there is nothing you should do and nothing wrong with your site.
He said:
Here is the video embed:
Forum discussion at Twitter.