[wp-trac] [WordPress Trac] #34192: PHP notice if user_login or user_email field isn't set when POSTing to wp-login.php?action=register

[WordPress Trac]

#34192: PHP notice if user_login or user_email field isn't set when POSTing to wp-
login.php?action=register
------------------------------------+-----------------
 Reporter:  johnbillion             |      Owner:
     Type:  defect (bug)            |     Status:  new
 Priority:  low                     |  Milestone:  4.4
Component:  Login and Registration  |    Version:
 Severity:  normal                  |   Keywords:
  Focuses:                          |
------------------------------------+-----------------
 If user registration is open on a single site install and you POST to `wp-
 login.php?action=register` without a the `$_POST['user_login']` or
 `$_POST['user_email']` parameters, PHP notices will be triggered.

 {{{
 Undefined index: user_login in ~/wp-login.php on line 736
 Undefined index: user_email in ~/wp-login.php on line 736
 }}}

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Ticket URL: <https://core.trac.wordpress.org/ticket/34192>
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