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High severity7.8NVD Advisory· Published Mar 11, 2021· Updated Jun 17, 2026

CVE-2021-26899

CVE-2021-26899

Description

Windows UPnP Device Host Elevation of Privilege Vulnerability

Affected products

36
  • Microsoft/Windows 10 190910 versions
    cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*+ 9 more
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:-:*
    • cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:-:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:-:*
    • cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:-:*
    • cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*range: 10.0.0
  • Microsoft/Windows 10 1607v52 versions
    cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_20H2:*:*:*:*:*:*:x86:*range: 10.0.0
  • Microsoft/Windows 10 1809v52 versions
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: 10.0.0
  • Microsoft/Windows 7v54 versions
    cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:*+ 3 more
    • cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:*range: 6.1.0
    • cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:*range: 6.1.0
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:-:*:x64:*
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:-:*:x86:*
  • Microsoft/Windows 8.1v53 versions
    cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*+ 2 more
    • cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*range: 6.3.0
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:-:*:x64:*
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:-:*:x86:*
  • Microsoft/Windows Rt 8.1
    cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 20083 versions
    cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:x86:*:*
  • Microsoft/Windows Server 2012v53 versions
    cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*range: 6.2.0
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:-:*:-:*
  • Microsoft/Windows Server 2016v55 versions
    cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2019v52 versions
    cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • Microsoft/Windows UPnP Device Hostllm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

0

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