FIX: Very long URLs in an email message do not open in OWA in Internet Explorer
Content provided by Microsoft
Applies to: Exchange Server 2013 EnterpriseExchange Server 2013 Standard EditionExchange Server 2010 Service Pack 3Exchange Server 2007 Service Pack 3More
You use Outlook Web App (OWA) in Internet Explorer, and you click a URL that is contained in an email message. If the URL is very long, the webpage does not open. An example of a very long URL is a URL for a Yammer webpage.
This issue affects email messages that are located on servers that are running Microsoft Exchange Server 2007, Microsoft Exchange Server 2010, or Microsoft Exchange Server 2013.
This issue occurs because the secure signed URL filtering in OWA exceeds the supported maximum URL length in Internet Explorer.
To fix this issue, install one of the following update packages: