[wp-trac] [WordPress Trac] #21570: is_email_address_unsafe() is too aggressive

[WordPress Trac]

#21570: is_email_address_unsafe() is too aggressive
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 Reporter:  mdawaffe      |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Users         |    Version:  3.0
 Severity:  normal        |   Keywords:  has-patch needs-unit-tests
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 Adding "bar.com" as a banned email domain in Network Admin -> Settings
 causes "@foobar.com" email addresses to be blocked.

 We should only check to see if the user's email address has the same
 domain as or is a subdomain of any banned email domain.

 Attached.

 See also #11775.

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Ticket URL: <http://core.trac.wordpress.org/ticket/21570>
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