Try these

While I don't know of any sites based in Hungary some of the UK sites have Eastern European porn stars listed. Have a look at Photogirls, UK Sugarbabes and Sugarbabes International.

Here is a few to check out, as some girls are based in Bucharest:

http://adultstargirls.com
http://goldenangels.com
http://www.pornescort.xxx
http://www.escortangels.org

Also check out:
http://www.best-romanian-escorts.com
http://www.escortnews.eu/en/escorts/Romania/Bucharest.html