CVE-2017-8523: Microsoft Edge

Medium severity, CVSS 4.3. EPSS: 1.5% chance of exploitation in the next 30 days.

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows an attacker to trick a user into loading a page with malicious content when Microsoft Edge fails to correctly apply Same Origin Policy for HTML elements present in other browser windows, aka "Microsoft Edge Security Feature Bypass Vulnerability". This CVE ID is unique from CVE-2017-8530 and CVE-2017-8555.

Affected products

• Microsoft Edge: any version

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