(Getty Images)


A MASSIVE amount of celebrity nudes hit the web over the weekend . . . including Jennifer LawrenceKate UptonSelena GomezHilary DuffKirsten Dunst, and Lea Michele.


Apparently someone hacked into the Apple iCloud, and stole photos people had taken on their phones and backed up online.  And there's word that there could be MORE.


There were multiple photos of both Jennifer Lawrence and Kate Upton, and they each basically admitted they were real.  Jennifer's rep said, quote, "The authorities have been contacted and will prosecute anyone who posts the stolen photos."


And Kate's attorney said, quote, "We intend to pursue anyone disseminating or duplicating these illegally obtained images to the fullest extent possible."  And Kirsten DunstTweeted, quote, "Thank you iCloud."


But Ariana Grande and Victoria Justice both claimed that the pictures of them that leaked are FAKE.


A TON of other celebrities had their private photos hacked and posted, including Kim KardashianRihannaMary-Kate Olsen,Mary Elizabeth WinsteadHope SoloKrysten RitterHilary DuffKaley CuocoSelena GomezMcKayla Maroney,Aubrey Plaza and Lea Michele


The FBI released a statement yesterday saying, quote, "[We are] aware of the allegations concerning computer intrusions and the unlawful release of material involving high profile individuals, and [are] addressing the matter."