CISA-confirmed known exploited vulnerability

CVE-2012-4792

Microsoft Internet Explorer Use-After-Free Vulnerability

Microsoft · Internet Explorer

Vulnerability details

Microsoft Internet Explorer contains a use-after-free vulnerability that allows a remote attacker to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly allocated or (2) is deleted, as demonstrated by a CDwnBindInfo object.

Added to CISA KEV: 2024-07-23

Ransomware campaign use: Unknown

CISA due date: 2024-08-13

Defensive guidance from CISA

The impacted product is end-of-life and should be disconnected if still in use.

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

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