CVE-2011-1261

Estado: ModificadaAlta (9.3)—
Microsoft Internet Explorer v6 a la v9 no manejan adecuadamente los objetos en memoria, lo que permite a atacantes remotos ejecutar código de su elección accediendo a un objeto que (1) no ha sido iniciado adecuadamente o (2) es borrado.
CVSS

Versión: 2.0
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Puntuación base: 9.3
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 17%
Percentil entre todas las CVEs puntuadas: 97
Fecha de la puntuación: 8/10/2026
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)

Microsoft — Internet Explorer
CWE

CWE-908
Referencias

JSON original (NVD)

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          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
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  "published": "2011-06-16T20:55:01.887",
  "references": [
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      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-050",
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