[wp-trac] [WordPress Trac] #46391: function is_email returns true on ... or .@ within the e-mail-address

[WordPress Trac]

#46391: function is_email returns true on ... or .@ within the e-mail-address
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 Reporter:  RudolfFiedler  |      Owner:  (none)
     Type:  defect (bug)   |     Status:  new
 Priority:  normal         |  Milestone:  Awaiting Review
Component:  General        |    Version:  5.1
 Severity:  normal         |   Keywords:  needs-patch
  Focuses:                 |
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 Hi,
 the correct e-mail-address-syntax don't allow points (.) exactly before
 the @, and don't allow more than one point back to back.
 2 examples:
 The e-mail r.fiedler. at ovm.de is wrong, but is_email() returns true
 the e-mail r..fiedler at ovm.de is wrong, but is_email() returns true

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Ticket URL: <https://core.trac.wordpress.org/ticket/46391>
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