Index: wp-login.php
===================================================================
--- wp-login.php	(revision 19626)
+++ wp-login.php	(working copy)
@@ -494,7 +494,7 @@
 	$user_email = '';
 	if ( $http_post ) {
 		$user_login = $_POST['user_login'];
-		$user_email = $_POST['user_email'];
+		$user_email = stripslashes($_POST['user_email']);
 		$errors = register_new_user($user_login, $user_email);
 		if ( !is_wp_error($errors) ) {
 			$redirect_to = !empty( $_POST['redirect_to'] ) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';