MailOnline: Nude photographs of Jennifer Lawrence - as well as photographs that purportedly show multiple celebrities - have leaked online.
According to Buzzfeed, the cell phone photos were obtained through iCloud before they were published on a 4chan thread.
A list of the alleged victims reportedly posted by the hacker has also appeared online, the news site noted. There are 101 names in total.
Reps for Lawrence confirmed to MailOnline the photos of her are real.
'This is a flagrant violation of privacy. The authorities have been contacted and will prosecute anyone who posts the stolen photos of Jennifer Lawrence,' the emailed statement read.
The hacker wrote on 4chan he or she is accepting donations for a video which allegedly shows Lawrence in a sex act.
'Jennifer Lawrence' became a Twitter trend on Sunday afternoon.
Actress Mary Elizabeth Winstead, who confirmed she was a hacking victim, wrote on Twitter 'To those of you looking at photos I took with my husband years ago in the privacy of our home, hope you feel great about yourselves.'