Ticket #36925: 36925.2.diff

src/wp-includes/media-template.php

@@ -153 +153 @@
         </style>
         <![endif]-->
         <script type="text/html" id="tmpl-media-frame">
+                <div class="hidden a11y-heading"><?php _e( 'Available Actions' ); ?></div>
                 <div class="media-frame-menu"></div>
                 <div class="media-frame-title"></div>
                 <div class="media-frame-router"></div>
+                <div class="hidden a11y-heading"><?php _e( 'Attachments List' ); ?></div>
                 <div class="media-frame-content"></div>
                 <div class="media-frame-toolbar"></div>
                 <div class="media-frame-uploader"></div>
@@ -162 +164 @@
         </script>
 
         <script type="text/html" id="tmpl-media-modal">
-                <div class="<?php echo $class; ?>">
+                <div class="<?php echo esc_attr( $class ); ?>">
                         <button type="button" class="button-link media-modal-close"><span class="media-modal-icon"><span class="screen-reader-text"><?php _e( 'Close media panel' ); ?></span></span></button>
                         <div class="media-modal-content"></div>
                 </div>
@@ -585 +587 @@
         </script>
 
         <script type="text/html" id="tmpl-media-selection">
+                <div class="hidden a11y-heading"><?php _e( 'Available Actions' ); ?></div>
                 <div class="selection-info">
                         <span class="count"></span>
                         <# if ( data.editable ) { #>