CVE-2025-26639

Estado: AnalizadaAlta (7.8)—

Integer overflow or wraparound in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 7.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.56%
Percentil entre todas las CVEs puntuadas: 44
Fecha de la puntuación: 5/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1068 Exploitation for Privilege Escalationprivilege escalation95 %
Impacto principalT1059 Command and Scripting Interpreterexecution85 %

AV:L, PR:L, UI:N indica acceso local sin interacción del usuario; integer overflow en controlador USB permite escalada de privilegios (T1068). La ejecución de código resultante de privilegios elevados es T1059.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Execution Prevention Threat Intelligence Program Restrict Web-Based Content Privileged Account Management Limit Software Installation Behavior Prevention on Endpoint

Tecnologías afectadas (8)

Microsoft — Windows 10 21h2 Microsoft — Windows 10 22h2 Microsoft — Windows 11 22h2 Microsoft — Windows 11 23h2 Microsoft — Windows 11 24h2 Microsoft — Windows Server 2022 Microsoft — Windows Server 2022 23h2 Microsoft — Windows Server 2025

CWE

CWE-122, CWE-190

Referencias

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26639

JSON original (NVD)

Mostrar

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