updated 07/25/2011 AT 11:10 AM ET
•originally published 07/25/2011 AT 11:25 AM ET
It was previously thought that only Prince William, Prince Harry and three royal aides had voicemails illegally intercepted. But other members of the Royal Family, as well as their family and friends, were also targeted – possibly including the Middletons – according to the U.K.’s Sunday Telegraph.
“It was much more widespread than was known at the time, and it involved a lot more people and a lot more hacking at all levels,” a source tells the paper. The palace had no comment.