CVE-2015-4519

Estado: ModificadaMedia (4.3)—
Vulnerabilidad en Mozilla Firefox en versiones anteriores a 41.0 y Firefox ESR 38.x en versiones anteriores a 38.3, permite a atacantes remotos asistidos por usuario eludir las restricciones destinadas al acceso y descubrir una URL destino de redirección a través de código JavaScript manipulado que se ejecuta después de una acción de arrastrar y soltar una imagen en un elemento TEXTBOX.
CVSS

Versión: 2.0
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Puntuación base: 4.3
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 2.73%
Percentil entre todas las CVEs puntuadas: 86
Fecha de la puntuación: 11/10/2026
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)

Mozilla — Firefox
CWE

CWE-200
Referencias

JSON original (NVD)

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{
  "id": "CVE-2015-4519",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "security@mozilla.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-09-24T04:59:18.160",
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00000.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00003.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00004.html",
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    {
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    },
    {
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    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html",
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    {
      "url": "http://rhn.redhat.com/errata/RHSA-2015-1834.html",
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    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2015-1852.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.debian.org/security/2015/dsa-3365",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2015/mfsa2015-110.html",
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    {
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    {
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html",
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    {
      "url": "http://www.securityfocus.com/bid/76816",
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      "url": "http://www.securitytracker.com/id/1033640",
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    {
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    {
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    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1189814",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00000.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00003.html",
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    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://www.mozilla.org/security/announce/2015/mfsa2015-110.html",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://www.ubuntu.com/usn/USN-2743-2",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1189814",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
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  "descriptions": [
    {
      "lang": "en",
      "value": "Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow user-assisted remote attackers to bypass intended access restrictions and discover a redirect's target URL via crafted JavaScript code that executes after a drag-and-drop action of an image into a TEXTBOX element."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en Mozilla Firefox en versiones anteriores a 41.0 y Firefox ESR 38.x en versiones anteriores a 38.3, permite a atacantes remotos asistidos por usuario eludir las restricciones destinadas al acceso y descubrir una URL destino de redirección a través de código JavaScript manipulado que se ejecuta después de una acción de arrastrar y soltar una imagen en un elemento TEXTBOX."
    }
  ],
  "lastModified": "2026-06-17T00:27:27.687",
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