Wikis are unsuitable for contentious topics. Wikis are there to crowdsource objective facts about the world (all it takes is one person to add any given fact, so they will relatively quickly contain lots of facts). They were not invented as a tool, and should never have started to be used as such, to determine one single truth about contentious issues.
The article is behind a paywall so I can't read it, but the answer to the question is that they are about as dangerous as all other parties. Yes, we should watch out for "far-right" parties eroding democracy and civil liberties. We should also watch out for center-right, center-left and far-left and literally all other parties doing the same. Authoritarian tendencies are bad no matter what ideology is the current excuse.
Remember when people on the Internet generally universally agreed that it was bad when the government (or anyone) regulated or censored the Internet?
I want those times back. It isn't any better whether it is because of left wing causes like "misinformation" or "hate speech" or right wing ones like the thing this article is about or "piracy" or "terrorist propaganda".
Remember when the Internet was nearly unified in believing that governments shouldn't regulate it, or at least not much?
What happened that I am now reading here a stream of comments that say that Musk is wrong and defend the Australian government? 🙁🤮😡