CVE-2026-112791

Alta (7)—

Planificar el parcheGravedad Alta 7. Sin exploit público ni explotación activa conocidos.

Gravedad7Alta · CVSS 3.1

Probabilidad de explotación0.26 %mayor que el 17 % de las CVE · dato del 11 nov 2026

Explotación activaNono figura en el catálogo de CISA · comprobado 12 nov, 04:00

Exploit públicoNo conocidosin código público localizado

Condición de carrera de tipo time-of-check time-of-use (TOCTOU) en los componentes del Print Spooler de Windows que permite a un atacante autorizado escalar privilegios de forma local.

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

Cronología

Elaborada con nuestros propios datos: NVD, CISA KEV y otros catálogos de explotación, FIRST EPSS, exploits públicos, prensa especializada y la cobertura de Orbitaley.

10 nov 2026Registro CVE publicado en NVD

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 escalation90 %

Vector AV:L/UI:N/PR:L y descripción de condición de carrera TOCTOU que permite escalar privilegios localmente; el texto no describe ejecución de comandos, así que no se asigna impacto.

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

Threat Intelligence Program Execution Prevention Application Isolation and Sandboxing Exploit Protection Update Software

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Microsoft — Windows Print Spooler Components^AI

Registro NVD

Estado en NVD: Pendiente de análisis
Publicada: 10 nov 2026
Última modificación: 10 nov 2026
Vector CVSS: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Debilidad (CWE): CWE-367, CWE-416

Referencias

Referenciamsrc.microsoft.com/update-guide/vulnerability/CVE-2026-112791

JSON original (NVD)

Mostrar

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          "role": "CISA Coordinator",
          "options": [
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          "version": "2.0.3",
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  "references": [
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-112791",
      "source": "secure@microsoft.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
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      "source": "secure@microsoft.com",
      "description": [
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          "value": "CWE-367"
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        {
          "lang": "en",
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        }
      ]
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      "value": "Time-of-check time-of-use (toctou) race condition in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally."
    }
  ],
  "lastModified": "2026-11-10T21:18:33.987",
  "sourceIdentifier": "secure@microsoft.com"
}