Microsoft Edge in Microsoft Windows 10 1511, 1607, and 1703, and Windows Server 2016 allow an attacker to execute arbitrary code in the context of the current user when the JavaScript engine fails to render when handling objects in memory in Microsoft Edge, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8596, CVE-2017-8618, CVE-2017-8619, CVE-2017-8601, CVE-2017-8610, CVE-2017-8603, CVE-2017-8598, CVE-2017-8601, CVE-2017-8605, CVE-2017-8606, CVE-2017-8607, CVE-2017-8608, and CVE-2017-8609.
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8604