Wordpress has a password reset feature that contains a vulnerability which might in some cases allow attackers to get hold of the password reset link without previous authentication. Such attack could lead to an attacker gaining unauthorised access to a victim's WordPress account.

vulnerable Code ------[ wp-includes/pluggable.php ]------

...

if ( !isset( $from_email ) ) { // Get the site domain and get rid of www. $sitename = strtolower( $_SERVER['SERVER_NAME'] ); if ( substr( $sitename, 0, 4 ) == 'www.' ) { $sitename = substr( $sitename, 4 ); }

    $from_email = 'wordpress@' . $sitename;

}