[wp-trac] [WordPress Trac] #50532: Undefined index SERVER_NAME

WordPress Trac noreply at wordpress.org
Thu Jul 2 10:00:59 UTC 2020

#50532: Undefined index SERVER_NAME
 Reporter:  malthert      |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Mail          |    Version:  trunk
 Severity:  normal        |   Keywords:
  Focuses:                |

 $sitename = strtolower( $_SERVER['SERVER_NAME'] );

 1) this requires an !empty check to avoid a notice
 2) I suggest to change this to HTTP_HOST as this is more commonly correct
 (if not set) than SERVER_NAME (maybe fallback to SERVER_NAME)
 3) this must be properly sanitized

Ticket URL: <https://core.trac.wordpress.org/ticket/50532>
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