CVE-2026-85912
Estado: En análisisAlta (7)—
Gravedad7Alta · CVSS 3.1
Probabilidad de explotación0.15 %mayor que el 4 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado
Ejecución concurrente mediante un recurso compartido con sincronización inadecuada ('condición de carrera') en el servicio de usuario del Portapapeles de Windows permite a un atacante autorizado escalar privilegios localmente.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 7
- Versión
- 3.1
- Vector
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 0.15 %
- Percentil entre todas las CVEs puntuadas
- 4
- 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.
- Explotación
T1068Exploitation for Privilege Escalationprivilege escalation90 %
Vector AV:L/PR:L/UI:N y descripción de race condition en Windows Clipboard User Service que permite elevar privilegios localmente; T1068 es la explotación, sin impacto adicional explícito.
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
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-362
Referencias
Mostrar las 1 referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-85912",
"cveTags": [],
"metrics": {
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{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-85912",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-10-13T20:03:53.174554Z"
}
}
],
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{
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"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
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"affected": [
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],
"published": "2026-10-13T19:21:17.353",
"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85912",
"source": "secure@microsoft.com"
}
],
"vulnStatus": "Undergoing Analysis",
"weaknesses": [
{
"type": "Secondary",
"source": "secure@microsoft.com",
"description": [
{
"lang": "en",
"value": "CWE-362"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Clipboard User Service allows an authorized attacker to elevate privileges locally."
}
],
"lastModified": "2026-10-16T16:22:17.307",
"sourceIdentifier": "secure@microsoft.com"
}