diff --git src/wp-includes/class-wp-editor.php src/wp-includes/class-wp-editor.php
index c0915b8..e8fc72d 100644
--- src/wp-includes/class-wp-editor.php
+++ src/wp-includes/class-wp-editor.php
@@ -790,6 +790,7 @@ final class _WP_Editors {
 		if ( self::$has_medialib ) {
 			add_thickbox();
 			wp_enqueue_script('media-upload');
+			wp_enqueue_script('wp-embed');
 		}
 
 		/**