CVE-2016-7199: Microsoft Internet Explorer 9 through 11 and Microsoft Edge allow remote attackers to bypass the Same Origi...

Security readout for executives and security teams

This vulnerability allowed a malicious website to bypass browser same-origin protections in Internet Explorer 9 through 11 and Microsoft Edge, exposing sensitive window-state information. It is a browser-side information disclosure issue, not described as code execution in the provided sources. Exposure is most likely where legacy Internet Explorer 9-11 or the affected Microsoft Edge generation remains in use, especially on systems that browse untrusted websites. Organizations that have fully retired these browsers or applied the relevant 2016 Microsoft security updates are less likely to be exposed. Prioritize this as a legacy browser hygiene issue. It does not have confirmed active exploitation in the supplied sources, but affected browsers are old and risky. Focus on patch verification, retirement of Internet Explorer dependencies, and limiting exposure to untrusted web content. Mitigation focus: Review Microsoft advisories MS16-129 and MS16-142 for applicable security updates.; Apply relevant Microsoft browser security updates to affected systems.; Retire Internet Explorer where business workflows allow..

Prepared

Jun 13, 2026, 13:16 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.