According to police sources, the two women, Momina and her daughter Amina, were inside their residence in Rahim Yar Khan town when five men hurled acid-filled plastic bags into the house, Dawn online reported.
The victims received burns on their faces and hands.
Hospital sources said the two women was out of danger.
Meanwhile, a case has been registered against the five attackers, the sources said.
Acid attacks against women are common in Pakistan where women face discrimination in all spheres of social life.