Untrusted pointer dereference in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.
Fix
Patch, vendor advisory and mitigation references on NVD 1
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.8 · microsoftNVD modified 2026-10-14 23:17
Affected (CPE criteria) 25
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:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
References 3
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32077 Vendor Advisory
- https://www.vicarius.io/vsociety/posts/cve-2026-32077-detection-script-elevation-of-privilege-vulnerability-affecting-windows-upnp
- https://www.vicarius.io/vsociety/posts/cve-2026-32077-mitigation-script-elevation-of-privilege-vulnerability-affecting-windows-upnp