CVE-2026-20631

Estado: ModificadaAlta (8.8)—

A logic issue was addressed with improved checks. This issue is fixed in macOS Tahoe 26.4. A user may be able to elevate privileges.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 8.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.30%
Percentil entre todas las CVEs puntuadas: 20
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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement75 %
Impacto principalT1068 Exploitation for Privilege Escalationprivilege escalation80 %

Vector CVSS con AV:N, PR:L, acceso a red con privilegios locales, apunta a T1210. El texto explícita escalada de privilegios (elevate privileges), lo que se mapea a T1068 como 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 Application Isolation and Sandboxing Exploit Protection Update Software Vulnerability Scanning Privileged Account Management

Tecnologías afectadas (1)

Apple — Macos

CWE

NVD-CWE-noinfo

Referencias

https://support.apple.com/en-us/126794

JSON original (NVD)

Mostrar

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    },
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    }
  ],
  "lastModified": "2026-06-17T10:17:34.260",
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