High severity7.8NVD Advisory· Published Nov 10, 2021· Updated Aug 19, 2026
CVE-2021-42286
CVE-2021-42286
Description
Windows Core Shell SI Host Extension Framework for Composable Shell Elevation of Privilege Vulnerability
Affected products
15- cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:x64:*Range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1348:*:*:*:*:*:x64:*Range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1348:*:*:*:*:*:x86:*Range: 10.0.0
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*+ 8 more
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
2News mentions
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