Chuanmawia was attacked by the bear near river Tuipanglui and suffered serious injuries on face besides fracture of right arm on Saturday evening, the officer said.
The badly bruised man was later taken to the Primary Health Centre in Tuipang by the locals and then shifted to the District Hospital in Saiha.
Doctors in the District Hospital said that the bear-attack victim was now in stable condition.
Villagers said that bears and wild boars were roaming in the forests near Tuipang and had destroyed the cultivation in many places during the past one month.