CVE-2026-20836 in Windows

Sumário

de MITRE • 13/01/2026

Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.

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• Responsável: Microsoft
• Divulgação: 13/01/2026
• Moderação: aceite
• Entrada: VDB-340771
• CPE: pronto
• CWE: CWE-362 (confirmado)
• CVSS: 7.0 (CNA)
• EPSS: 0.00288
• KEV: não
• Atividades: muito baixo
• Sector: Education, Energy, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-20836
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-20836
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-20836/