Ticket #26343: 26343.diff

wp-includes/shortcodes.php

@@ -157 +157 @@
                         return false;
 
                 foreach ( $matches as $shortcode ) {
-                        if ( $tag === $shortcode[2] )
+                        if ( $tag === $shortcode[2] ) {
                                 return true;
+                        } elseif ( isset( $shortcode[5] ) && has_shortcode( $shortcode[5], $tag ) ) {
+                                return true;
+                        }
                 }
         }
         return false;