CVE-2026-20863

HIGH

7.0

Descricao

Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Detalhes CVE

Pontuacao CVSS v3.17.0

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueLOCAL

ComplexidadeHIGH

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado1/13/2026

Ultima modificacao1/15/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

microsoft:windows_11_23h2microsoft:windows_11_24h2microsoft:windows_11_25h2microsoft:windows_server_2022microsoft:windows_server_2022_23h2microsoft:windows_server_2025

Fraquezas (CWE)

CWE-415

Referencias

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20863(secure@microsoft.com)

Correlacoes IOC

Sem correlacoes registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.