CVE-2021-42286

HighCVSS 7.8/10Last modified Aug 19, 2026

Description

Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege Vulnerability

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-269

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 2004>= 10.0.0, < 10.0.19041.1348
MicrosoftWindows 10 Version 20H2>= 10.0.0, < 10.0.19042.1348
MicrosoftWindows 10 Version 21H1>= 10.0.0, < 10.0.19043.1348
MicrosoftWindows Server version 2004>= 10.0.0, < 10.0.19041.1348
MicrosoftWindows Server version 20H2>= 10.0.0, < 10.0.19041.1348

References

Timeline

Published
Nov 10, 2021
Last modified
Aug 19, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-42286: High severity, CVSS 7.8 | Vulnix