CISA-confirmed known exploited vulnerability

CVE-2016-0189

Microsoft Internet Explorer Memory Corruption Vulnerability

Microsoft · Internet Explorer

Vulnerability details

The Microsoft JScript nd VBScript engines, as used in Internet Explorer and other products, allow attackers to execute remote code or cause a denial of service (memory corruption) via a crafted web site.

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

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