CVE-2025-31204

Estado: ModificadaAlta (8.8)—

The issue was addressed with improved memory handling. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to memory corruption.

CVSS

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

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.65%
Percentil entre todas las CVEs puntuadas: 49
Fecha de la puntuación: 6/10/2026

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.

ExplotaciónT1203 Exploitation for Client Executionexecution95 %
Impacto principalT1059 Command and Scripting Interpreterexecution75 %
Impacto secundarioT1565 Data Manipulationimpact60 %

Vector CVSS indica interacción del usuario (UI:R) en red sin privilegios: T1203. CWE-119 (buffer overflow) en Safari puede permitir ejecución de código (T1059) o corrupción de memoria (T1565) tras procesar contenido web malicioso.

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

Restrict Web-Based Content Restrict File and Directory Permissions Privileged Account Management Remote Data Storage Network Segmentation Limit Software Installation

Tecnologías afectadas (7)

Apple — Ipados Apple — Iphone OS Apple — Macos Apple — Safari Apple — Tvos Apple — Visionos Apple — Watchos

CWE

CWE-119

Referencias

JSON original (NVD)

Mostrar

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