For XenApp customers with active Software Maintenance on the current XenApp & XenDesktop LTRS Release is a new Cumulative Update available. Information about the CU2 for XenApp 7.6 can be found under the following links.
Download: https://www.citrix.com/downloads/xenapp/product-software/xenapp-76-ltsr-cumulative-update-2.html
Changelog & Documentation: http://docs.citrix.com/en-us/xenapp-and-xendesktop/7-6-long-term-service-release/xad-whats-new/cumulative-update-2.html