CISA-confirmed known exploited vulnerability

CVE-2016-3351

Microsoft Internet Explorer and Edge Information Disclosure Vulnerability

Microsoft · Internet Explorer and Edge

Vulnerability details

An information disclosure vulnerability exists in the way that certain functions in Internet Explorer and Edge handle objects in memory. The vulnerability could allow an attacker to detect specific files on the user's computer.

Added to CISA KEV: 2022-05-24

Ransomware campaign use: Known

CISA due date: 2022-06-14

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

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