[wp-trac] [WordPress Trac] #5484: Escape POP3 error messages

[WordPress Trac]

#5484: Escape POP3 error messages
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 Reporter:  xknown    |       Owner:  anonymous
     Type:  defect    |      Status:  new      
 Priority:  normal    |   Milestone:  2.4      
Component:  Security  |     Version:  2.3.1    
 Severity:  normal    |    Keywords:           
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 All POP3 error messages in `wp-mail.php` should be properly escaped
 because it can be used to perform XSS attacks.

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Ticket URL: <http://trac.wordpress.org/ticket/5484>
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