Microsoft Internet Explorer Remote Code Execution Vulnerability

Added to KEV
2022-02-25
Federal due date
2022-08-25
Vendor
Microsoft
Product
Internet Explorer
EPSS
98.5th percentile (score 0.653, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2017-0222

CISA short description

A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.