ACTIVELY EXPLOITED

CVE-2017-0037: Microsoft Edge and Internet Explorer Type Confusion Vulnerability

Facts
VendorMicrosoft
ProductEdge and Internet Explorer
Actively exploitedYes
Added to CISA KEV28 Mar 2022
CISA federal deadline18 Apr 2022
Weakness (CWE)CWE-704

Required action (CISA's text)

Apply updates per vendor instructions.

Description (NVD)

Microsoft Edge and Internet Explorer have a type confusion vulnerability in mshtml.dll, which allows remote code execution.

SOURCES

Other Microsoft flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.