In reply to Bianca.

https://developer.wordpress.org/plugins/wordpress-org/detailed-plugin-guidelines/#11-plugins-should-not-hijack-the-admin-dashboard

That's the rule that they broke. It's there, plain and simple, right in the rules that everyone that has a plugin in the WordPress.org repository has to follow.

Did they fix it quicky? Yes. Does that make it OK for them to have done in in the first place? No.