Without public announcement, Hungary has simplified entry conditions for Russians and Belarusians. Budapest included citizens of Russia and Belarus in the "national card" program, which is issued to those applying for two-year employment in Hungary with the possibility of extension. There is now great concern that Russian spies could also enter the EU.
https://www.rnd.de/politik/ungarn-oeffnet-grenze-fuer-russen-kommen-nun-auch-terroristen-und-spione-in-die-eu-4QIXXRTKAJGFVIFECUX5LVNB3I.html