CVE-2026-20860

HIGH

7.8

Beschreibung

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE Details

CVSS v3.1 Bewertung7.8

SchweregradHIGH

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

AngriffsvektorLOCAL

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht1/13/2026

Zuletzt geandert1/15/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

microsoft:windows_10_1607microsoft:windows_10_1809microsoft:windows_10_21h2microsoft:windows_10_22h2microsoft:windows_11_23h2microsoft:windows_11_24h2microsoft:windows_11_25h2microsoft:windows_server_2008microsoft:windows_server_2012microsoft:windows_server_2016microsoft:windows_server_2019microsoft:windows_server_2022microsoft:windows_server_2022_23h2microsoft:windows_server_2025

Schwachen (CWE)

CWE-843

Referenzen

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20860(secure@microsoft.com)

IOC Korrelationen

Keine Korrelationen erfasst

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