diff --git a/src/wp-includes/class-wp-customize-nav-menus.php b/src/wp-includes/class-wp-customize-nav-menus.php
index eb4de49c24..126b9f09b1 100644
--- a/src/wp-includes/class-wp-customize-nav-menus.php
+++ b/src/wp-includes/class-wp-customize-nav-menus.php
@@ -111,7 +111,7 @@ final class WP_Customize_Nav_Menus {
 			foreach ( $posts as $post ) {
 				$items[] = array(
 					'id'         => "post-{$post->ID}",
-					'title'      => html_entity_decode( get_the_title( $post ) ),
+					'title'      => html_entity_decode( get_the_title( $post ), ENT_QUOTES, get_bloginfo( 'charset' ) ),
 					'type'       => 'post_type',
 					'type_label' => get_post_type_object( $post->post_type )->labels->singular_name,
 					'object'     => $post->post_type,
@@ -138,7 +138,7 @@ final class WP_Customize_Nav_Menus {
 			foreach ( $terms as $term ) {
 				$items[] = array(
 					'id'         => "term-{$term->term_id}",
-					'title'      => html_entity_decode( $term->name ),
+					'title'      => html_entity_decode( $term->name, ENT_QUOTES, get_bloginfo( 'charset' ) ),
 					'type'       => 'taxonomy',
 					'type_label' => get_taxonomy( $term->taxonomy )->labels->singular_name,
 					'object'     => $term->taxonomy,
@@ -222,7 +222,7 @@ final class WP_Customize_Nav_Menus {
 					'type_label' => $post_type_objects[ $post->post_type ]->labels->singular_name,
 					'object'     => $post->post_type,
 					'object_id'  => intval( $post->ID ),
-					'title'      => html_entity_decode( get_the_title( $post ) ),
+					'title'      => html_entity_decode( get_the_title( $post ), ENT_QUOTES, get_bloginfo( 'charset' ) ),
 				);
 			}
 		}
@@ -244,7 +244,7 @@ final class WP_Customize_Nav_Menus {
 					'type_label' => get_taxonomy( $term->taxonomy )->labels->singular_name,
 					'object'     => $term->taxonomy,
 					'object_id'  => intval( $term->term_id ),
-					'title'      => html_entity_decode( $term->name ),
+					'title'      => html_entity_decode( $term->name, ENT_QUOTES, get_bloginfo( 'charset' ) ),
 				);
 			}
 		}
@@ -443,7 +443,7 @@ final class WP_Customize_Nav_Menus {
 			// Create a section for each menu.
 			$section_id = 'nav_menu[' . $menu_id . ']';
 			$this->manager->add_section( new WP_Customize_Nav_Menu_Section( $this->manager, $section_id, array(
-				'title'     => html_entity_decode( $menu->name ),
+				'title'     => html_entity_decode( $menu->name, ENT_QUOTES, get_bloginfo( 'charset' ) ),
 				'priority'  => 10,
 				'panel'     => 'nav_menus',
 			) ) );
diff --git a/src/wp-includes/class-wp-customize-panel.php b/src/wp-includes/class-wp-customize-panel.php
index 14a47b4e17..799075ca58 100644
--- a/src/wp-includes/class-wp-customize-panel.php
+++ b/src/wp-includes/class-wp-customize-panel.php
@@ -214,7 +214,8 @@ class WP_Customize_Panel {
 	 * @return array The array to be exported to the client as JSON.
 	 */
 	public function json() {
-		$array = wp_array_slice_assoc( (array) $this, array( 'id', 'title', 'description', 'priority', 'type' ) );
+		$array = wp_array_slice_assoc( (array) $this, array( 'id', 'description', 'priority', 'type' ) );
+		$array['title'] = html_entity_decode( $this->title, ENT_QUOTES, get_bloginfo( 'charset' ) );
 		$array['content'] = $this->get_content();
 		$array['active'] = $this->active();
 		$array['instanceNumber'] = $this->instance_number;
diff --git a/src/wp-includes/class-wp-customize-section.php b/src/wp-includes/class-wp-customize-section.php
index 8bc6bf60c4..3012547504 100644
--- a/src/wp-includes/class-wp-customize-section.php
+++ b/src/wp-includes/class-wp-customize-section.php
@@ -223,7 +223,8 @@ class WP_Customize_Section {
 	 * @return array The array to be exported to the client as JSON.
 	 */
 	public function json() {
-		$array = wp_array_slice_assoc( (array) $this, array( 'id', 'title', 'description', 'priority', 'panel', 'type' ) );
+		$array = wp_array_slice_assoc( (array) $this, array( 'id', 'description', 'priority', 'panel', 'type' ) );
+		$array['title'] = html_entity_decode( $this->title, ENT_QUOTES, get_bloginfo( 'charset' ) );
 		$array['content'] = $this->get_content();
 		$array['active'] = $this->active();
 		$array['instanceNumber'] = $this->instance_number;