id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
17918	Notice generated when using CC and BCC headers in pluggable function wp_mail()	l3rady		"Brought to attention by this post: http://wordpress.stackexchange.com/questions/21265/wp-mail-not-recognizing-cc-and-bcc-headers

On first iteration of the CC and BCC headers `$cc` and `$bcc` are not set so when the variables are used to merge with another array they generate a notice undefined index error.

To fix the variables `$cc` and `$bcc` need to be check if they are set and if not set as blank array."	defect (bug)	closed	normal	3.2	Warnings/Notices	3.1.3	trivial	fixed	close	scott@…