diff --git a/src/wp-includes/widgets/class-wp-widget-media-image.php b/src/wp-includes/widgets/class-wp-widget-media-image.php
index 899b410..77c2864 100644
--- a/src/wp-includes/widgets/class-wp-widget-media-image.php
+++ b/src/wp-includes/widgets/class-wp-widget-media-image.php
@@ -257,6 +257,9 @@ class WP_Widget_Media_Image extends WP_Widget_Media {
 				$link .= sprintf( ' rel="%s"', esc_attr( $instance['link_rel'] ) );
 			}
 			if ( ! empty( $instance['link_target_blank'] ) ) {
+				if ( empty( $instance['link_rel'] ) ) {
+					$link .= ' rel="noopener noreferrer"';
+				}
 				$link .= ' target="_blank"';
 			}
 			$link .= '>';