Update v.2.2.3/v.1.2.3

Important security fixes:

  • plugins\meta-data-filter\classes\shortcodes.php
  • plugins\meta-data-filter\core.php
  • plugins\meta-data-filter\ext\mdf_posts_messenger\mdf_posts_messenger.php
  • plugins\meta-data-filter\ext\mdf_stat\index.php
  • plugins\meta-data-filter\views\shortcode\search_panel_terms.php