Index: comments.php
===================================================================
--- comments.php	(revision 8351)
+++ comments.php	(working copy)
@@ -32,7 +32,7 @@
 				printf(
 					/* translators: 1: title. */
 					esc_html_e( 'One thought on “%1$s”', 'gutenbergtheme' ),
-					'<span>' . get_the_title() . '</span>'
+					'<span>' . esc_html( get_the_title() ) . '</span>'
 				);
 			} else {
 				printf( // WPCS: XSS OK.
Index: gutenfront-content.php
===================================================================
--- gutenfront-content.php	(revision 8351)
+++ gutenfront-content.php	(working copy)
@@ -1,6 +1,6 @@
 <?php
 
-$localised_domain = parse_url( home_url( '/' ), PHP_URL_HOST );
+$localised_domain = wp_parse_url( home_url( '/' ), PHP_URL_HOST );
 
 $title = __( 'Say Hello to the New Editor', 'wporg' );