The incident took place yesterday when Vinod, Yograj, Sewaram, Perkasha, Bablu and Savitri had gone to work in the fields in Hashampur village under Ramraj police station, they said.
A buffalo was also injured in the attack, police said adding, the injured have been taken to a hospital for treatment.
This is the second incident after Thursday's wolf attack, when five people were seriously injured, taking the total number of injured to 11.