Creatice Commons version 4 was release end of 2013. Templates exist on Commons already:
https://commons.wikimedia.org/wiki/Template:Cc-by-4.0
https://commons.wikimedia.org/wiki/Template:Cc-by-sa-4.0
Version: unspecified
Severity: enhancement
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=60199