Ticket #4072: 4072.patch

_source/core/dom/range.js

@@ -1715 +1715 @@
                 {
                         var isEditable;
 
+                        // Empty elements are rejected.
+                        if ( CKEDITOR.dtd.$empty[ el.getName() ] )
+                                return false;
+
                         while ( el && el.type == CKEDITOR.NODE_ELEMENT )
                         {
                                 isEditable = el.isEditable();