CVE-2018-8373
Microsoft Scripting Engine Memory Corruption Vulnerability
Microsoft · Internet Explorer Scripting Engine
Vulnerability details
A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer.
Added to CISA KEV: 2022-03-25
Ransomware campaign use: Unknown
CISA due date: 2022-04-15
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