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CVE-2021-43226

🔥 Known Exploited (CISA KEV)HIGH

7.8

CVSS Severity Score

EPSS Score95.0690%

EPSS Percentile86.84th

Published2021-12-15

Last Modified2025-10-30

Data SourcesNVDCISA KEVFIRST.org EPSS

Vulnerability Description

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Affected Platforms (CPE)

💻

Microsoft

Windows 10 1507

< 10.0.10240.19145

💻

Microsoft

Windows 10 1607

< 10.0.14393.4825

💻

Microsoft

Windows 10 1809

< 10.0.17763.2366

💻

Microsoft

Windows 10 1909

< 10.0.18363.1977

References & Advisories

🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43226

🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43226

🔗 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-43226

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