This is an old article (22/2). Ever since, he has several times refused to back the EU on sanctions and instead adopted a very selfish/nationalist stance. He went as far as to declare Zelensky an opponent after winning the election[0].
Hungary is on the wrong side of the conflict at this point in history.
Hungary has backed all sanctions against Russia except oil, which Hungary relies too heavily on. So far, Hungary has accepted 700,000 refugees from Ukraine. There's really no evidence that he supports Russia's invasion, or that he would veto Finland and Sweden's application to NATO. It really seems like some people here don't like him due to unrelated policy reasons and just want to drum up negative sentiment.
At the same time, Hungary did not allow transfer of military aid to Ukraine thorough or over its territory. Not speaking of providing any military aid of its own.
Hungary is on the wrong side of the conflict at this point in history.
[0] https://www.bbc.co.uk/news/world-europe-60977917