CVE-2016-7413

Estado: ModificadaCrítica (9.8)—

Vulnerabilidad de uso después de liberación de memoria en la función wddx_stack_destroy en ext/wddx/wddx.c en PHP en versiones anteriores a 5.6.26 y 7.x en versiones anteriores a 7.0.11 permite a atacantes remotos provocar una denegación de servicio o tener otro posible impacto no especificado a través de un documento XML wddxPacket que carece de una etiqueta final para un elemento de campo de registro, produciendo una manejo incorrecto en una llamada wddx_deserialize.

CVSS

Versión: 3.0
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 9.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 6.65%
Percentil entre todas las CVEs puntuadas: 94
Fecha de la puntuación: 17/10/2026

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).

Tecnologías afectadas (1)

PHP — PHP

CWE

CWE-416

Referencias

JSON original (NVD)

Mostrar

{
  "id": "CVE-2016-7413",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "attackComplexity": "LOW",
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          "confidentialityImpact": "HIGH"
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  "published": "2016-09-17T21:59:04.963",
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      "description": [
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          "value": "CWE-416"
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      "value": "Use-after-free vulnerability in the wddx_stack_destroy function in ext/wddx/wddx.c in PHP before 5.6.26 and 7.x before 7.0.11 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a wddxPacket XML document that lacks an end-tag for a recordset field element, leading to mishandling in a wddx_deserialize call."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de uso después de liberación de memoria en la función wddx_stack_destroy en ext/wddx/wddx.c en PHP en versiones anteriores a 5.6.26 y 7.x en versiones anteriores a 7.0.11 permite a atacantes remotos provocar una denegación de servicio o tener otro posible impacto no especificado a través de un documento XML wddxPacket que carece de una etiqueta final para un elemento de campo de registro, produciendo una manejo incorrecto en una llamada wddx_deserialize."
    }
  ],
  "lastModified": "2026-06-17T00:53:01.133",
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}