The clip showed a young woman, alleged to be Mona, walking out of a kitchen and then sticking her tongue out at the camera. She then went to another room, picked up a tumbler and winked at the camera.
Reacting on the clip, Mona told The Times of India: "Yes I am aware about a scandalous video in circulation."
"At this point of time, all I can say is that this a morphed video. I have taken relevant action against this and lodged a complaint at the cyber crime branch and investigation is on," she told the newspaper.
The actor, who gained popularity with 'Jassi Jaissi Koi Nahin', is currently playing the female protagonist in TV serial 'Kya Huaa Tera Vaada'.
The actress is currently dating actor Vidyut Jamwal, who will soon be seen in Hindi film 'Commando'.