Microsoft Windows Cloud Files Mini Filter Driver Privilege Escalation Vulnerability

Added to KEV
2023-11-14
Federal due date
2023-12-05
Vendor
Microsoft
Product
Windows
EPSS
81.6th percentile (score 0.015, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2023-36036

CISA short description

Microsoft Windows Cloud Files Mini Filter Driver contains a privilege escalation vulnerability that could allow an attacker to gain SYSTEM privileges.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

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.