The Security validation for this page is invalid. Click back in your web browser, refresh the page and try your operation again. After installing April 2013 CU for SharePoint server 2010

After installing the April 2013 CU for SharePoint Server 2010. InfoPath forms were throwing the following error:










MS have acknowledged that this issue was introduced by the April 2013 CU, A critical on demand (COD) will be available shortly.

I will update the post with the COD.