Ticket #43908: 43908.2.diff

wp-admin/includes/file.php

@@ -2042 +2042 @@
         $obscura              = wp_generate_password( 32, false, false );
         $file_basename        = 'wp-personal-data-file-' . $stripped_email . '-' . $obscura;
         $html_report_filename = $file_basename . '.html';
-        $html_report_pathname = $exports_dir . $html_report_filename;
+        $html_report_pathname = wp_normalize_path( $exports_dir . $html_report_filename );
         $file = fopen( $html_report_pathname, 'w' );
         if ( false === $file ) {
                 wp_send_json_error( __( 'Unable to open export file (HTML report) for writing' ) );
@@ -2160 +2160 @@
 
         // Save the export file in the request.
         update_post_meta( $request_id, '_export_file_url', $archive_url );
-        update_post_meta( $request_id, '_export_file_path', $archive_pathname );
+        update_post_meta( $request_id, '_export_file_path', wp_normalize_path( $archive_pathname ) );
 }
 
 /**