CVE-2013-2551
Microsoft Internet Explorer Use-After-Free Vulnerability
Microsoft · Internet Explorer
Vulnerability details
Use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute remote code via a crafted web site that triggers access to a deleted object.
Added to CISA KEV: 2022-03-28
Ransomware campaign use: Known
CISA due date: 2022-04-18
Defensive guidance from CISA
Apply updates per vendor instructions.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC