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CVE Watch—

CVE-2023-28252

Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability

CVSS

—

No CVSS

EPSS

49.0%

p99

KEV

YES

Apr 11, 2023

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d

49.0%EPSS · 30 days49.0%

2026-08-022026-08-31

KEV catalog record

Product

Microsoft / Windows

Vulnerability

Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability

Added to KEV

Apr 11, 2023

Remediate by

May 2, 2023

Known ransomware use

Yes

Summary description

Microsoft Windows Common Log File System (CLFS) driver contains an unspecified vulnerability that allows for privilege escalation.

Required action

Apply updates per vendor instructions.

Notes

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-28252; https://nvd.nist.gov/vuln/detail/CVE-2023-28252

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