CVE-2026-96248

Estado: AnalizadaAlta (7.5)—

Gravedad7.5Alta · CVSS 3.1

Probabilidad de explotación1.13 %mayor que el 66 % de las CVE

Explotación activaNono figura en el catálogo de CISA

Exploit públicoNo conocidosin código público localizado

Desbordamiento de búfer basado en pila en Windows Host Guardian Service que permite a un atacante no autorizado provocar una denegación de servicio a través de una red.

Traducción automática del texto original de NVD (en inglés).

CVSS

Puntuación base: 7.5
Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.13 %
Percentil entre todas las CVEs puntuadas: 66
Fecha de la puntuación: 20/10/2026

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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access90 %
Impacto principalT1499 Endpoint Denial of Serviceimpact80 %

Desbordamiento de búfer basado en pila (CWE-121) con AV:N/PR:N/UI:N; la descripción indica denegación de servicio por red sin autenticación, sin ejecución de código.

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

Filter Network Traffic Vulnerability Scanning Privileged Account Management Network Segmentation Limit Access to Resource Over Network Application Isolation and Sandboxing

Tecnologías afectadas (6)

Microsoft — Windows 10 1607 Microsoft — Windows 10 1809 Microsoft — Windows Server 2016 Microsoft — Windows Server 2019 Microsoft — Windows Server 2022 Microsoft — Windows Server 2025

CWE

CWE-121

Referencias

Mostrar las 1 referencias

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96248

JSON original (NVD)

Mostrar

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