This incident comes to light days after the Indian consulate in Herat was attacked by militants. Kumar was kidnapped from Herat on Monday evening by unknown gunmen.
Reports suggest that Kumar was working with an NGO in Herat.
Though there has been no breakthrough, Afghanistan has hinted that Pakistan outfits maybe behind the incident.
Fr Alexis Kumar was kidnapped on June 2 from Herat
According to officials, External Affairs Minister Sushma Swaraj was monitoring the situation relating to the abduction. Meanwhile MDMK chief Vaiko has written to Prime Minister Narendra Modi seeking his intervention in securing the release of Kumar.
In his letter to Modi, Vaiko contended that 47-year-old Fr Alexis Prem Kumar S J has dedicated himself for uplift of Tribal people throughout his life and also served for the Sri Lankan refugees in Tamil Nadu.
"I am afraid his life is in danger. I would request you to take appropriate immediate measures with the Government of Afghanistan to secure the release of the Catholic Priest," Vaiko said.
With PTI inputs