Ticket #5504: 5504_2.patch

_source/plugins/clipboard/plugin.js

@@ -28 +28 @@
                 // the command to execute.
                 body.on( command, onExec );
 
-                doc.$.execCommand( command );
+                // IE6/7: document.execCommand has problem to paste into positioned element.
+                ( CKEDITOR.env.version > 7 ? doc.$ : doc.$.selection.createRange() ) [ 'execCommand' ]( command );
 
                 body.removeListener( command, onExec );