Applied Cybernetics Group
Threat intel → detection pipeline
Friday, September 18, 2026
Data as of 13:09 UTC

Microsoft Windows Kernel Privilege Escalation Vulnerability

Added to KEV
2022-05-24
Federal due date
2022-06-14
Vendor
Microsoft
Product
Windows
EPSS
90.4th percentile (score 0.042, as of 2026-09-16)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2018-8611

CISA short description

A privilege escalation vulnerability exists when the Windows kernel fails to properly handle 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.