More than 100 people were on board the Eurocity service when the accident happened shortly after 5pm local time (4pm BST), railway company ZSSK says.
Six people have been killed after a train and a bus collided in Slovakia.
A further five were injured in the southern town of Nove Zamky, 68 miles east of the capital, Bratislava, officials said.
Six people have been killed after a train and a bus collided in Slovakia.
A further five were injured in the southern town of Nove Zamky, 68 miles east of the capital, Bratislava, officials said.