$content_mail = sprintf( __( 'New site created by %1$s
Address: %2$s
-Name: %3$s' ), $current_user->user_login , get_site_url( $id ), stripslashes( $title ) );
+Name: %3$s' ), $current_user->user_login , get_site_url( $id ), wp_unslash( $title ) );
wp_mail( get_site_option('admin_email'), sprintf( __( '[%s] New Site Created' ), $current_site->site_name ), $content_mail, 'From: "Site Admin" <' . get_site_option( 'admin_email' ) . '>' );
wpmu_welcome_notification( $id, $user_id, $password, $title, array( 'public' => 1 ) );
wp_redirect( add_query_arg( array( 'update' => 'added', 'id' => $id ), 'site-new.php' ) );