CVE-2026-20840

HIGH

7.8

Beschreibung

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code 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-122

Referenzen

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20840(secure@microsoft.com)

IOC Korrelationen

Keine Korrelationen erfasst

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