CVE-2026-32087

HighCVSS 7.0/10Last modified Oct 26, 2026

Description

Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.9060
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.8644
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7184
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7184
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.6936
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.6936
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.8246
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.8246
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.1836
MicrosoftWindows Server 2012>= 6.2.9200.0, < 6.2.9200.26026
MicrosoftWindows Server 2012 (Server Core installation)>= 6.2.9200.0, < 6.2.9200.26026
MicrosoftWindows Server 2012 R2>= 6.3.9600.0, < 6.3.9600.23132
MicrosoftWindows Server 2012 R2 (Server Core installation)>= 6.3.9600.0, < 6.3.9600.23132
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.9060
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.9060
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.8644
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.8644
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5020
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)>= 10.0.25398.0, < 10.0.25398.2274
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.32690
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.32690

References

Timeline

Published
Apr 14, 2026
Last modified
Oct 26, 2026
NVD status
Analyzed

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CVE-2026-32087: High severity, CVSS 7.0 | Vulnix