CVE-2017-8522: Microsoft Edge

High severity, CVSS 7.5. EPSS: 8.2% chance of exploitation in the next 30 days.

Microsoft browsers in Microsoft Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allow an allow an attacker to execute arbitrary code in the context of the current user when the JavaScript engines fail to render when handling objects in memory in Microsoft browsers, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8517 and CVE-2017-8524.

Affected products

• Microsoft Edge: affected versions not specified
• Microsoft Internet Explorer: version 11 only; version 10 only

Published 2017-06-15. Last modified 2026-06-17.