CVE-2026-86913
Se ha abordado un problema de use-after-free (uso de memoria liberada) mediante una gestión de memoria mejorada. Este problema está corregido en iOS 26.7 y iPadOS 26.7, iOS 27 y iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. El procesamiento de un archivo multimedia creado de forma malintencionada puede provocar la terminación inesperada de la aplicación o corromper la memoria del proceso.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 5.4
- Versión
- 3.1
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 0.17 %
- Percentil entre todas las CVEs puntuadas
- 6
- 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
T1203Exploitation for Client Executionexecution85 % - Impacto principal
T1499.004Application or System Exploitationimpact60 %
El vector CVSS indica UI:R y el texto describe procesar un archivo multimedia malicioso que provoca cierre inesperado de la app, es decir, denegación de servicio; no menciona ejecución de comandos.
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 (6)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-416
Referencias
Mostrar las 8 referencias
- https://support.apple.com/en-us/149034
- https://support.apple.com/en-us/149035
- https://support.apple.com/en-us/149036
- https://support.apple.com/en-us/149037
- https://support.apple.com/en-us/149038
- https://support.apple.com/en-us/149041
- https://support.apple.com/en-us/149042
- https://support.apple.com/en-us/149043
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-86913",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-86913",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-10-20T14:56:33.198658Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.4,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 2.5,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "product-security@apple.com",
"affectedData": [
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "26.7",
"versionType": "custom"
},
{
"status": "affected",
"version": "0",
"lessThan": "27",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "15.8",
"versionType": "custom"
},
{
"status": "affected",
"version": "0",
"lessThan": "26.7",
"versionType": "custom"
},
{
"status": "affected",
"version": "0",
"lessThan": "27",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "tvOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "27",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "visionOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "27",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "watchOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "27",
"versionType": "custom"
}
]
}
]
}
],
"published": "2026-10-20T01:17:26.893",
"references": [
{
"url": "https://support.apple.com/en-us/149034",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149035",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149036",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149037",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149038",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149041",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149042",
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/149043",
"source": "product-security@apple.com"
}
],
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory."
}
],
"lastModified": "2026-10-20T15:17:34.577",
"sourceIdentifier": "product-security@apple.com"
}