No. The poster is spreading fud
One it was both iCloud and gmail that the hacker accessed.
“Herrera used their usernames and passwords to illegally access their iCloud and Gmail accounts.”
Two neither iCloud or gmail was hacked, they used a phishing scheme to gain access to both gmail and iCloud accounts.
“Herrera engaged in a phishing scheme to obtain usernames and passwords for his victims. From April 27, 2013, until the end of August 2014, he sent emails to victims that appeared to be from security accounts of Internet service providers and encouraged the victims to send him their usernames and passwords.”
Media is calling It “Celebgate”.
“Third Defendant Faces Prison in “Celebgate” Hack Probe”
https://deadline.com/2017/10/celebgate-hack-investigation-third-defendant-faces-prison-1202193497/