A cross site scripting vulnerability exists when Microsoft Dynamics 365 (on-premises) version 8 does not properly sanitize a specially crafted web request to an affected Dynamics server, aka "Microsoft Dynamics 365 (on-premises) version 8 Cross Site Scripting Vulnerability." This affects Microsoft Dynamics 365. This CVE ID is unique from CVE-2018-8605, CVE-2018-8606, CVE-2018-8607.