CVE-2013-3846: Microsoft Internet Explorer

High severity, CVSS 9.3. EPSS: 22% chance of exploitation in the next 30 days.

Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted CSpliceTreeEngine::InsertSplice object in an HTML document, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3143 and CVE-2013-3161.

Affected products

• Microsoft Internet Explorer: version 9 only; version 10 only

Published 2013-12-29. Last modified 2026-06-16.