CVE-2012-1529: Microsoft Internet Explorer

High severity, CVSS 9.3. EPSS: 20.2% chance of exploitation in the next 30 days.

Use-after-free vulnerability in Microsoft Internet Explorer 8 and 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly initialized or (2) is deleted, aka "OnMove Use After Free Vulnerability."

Affected products

• Microsoft Internet Explorer: version 8 only; version 9 only

Published 2012-09-21. Last modified 2026-06-16.