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CVE-2025-8030

Estado: ModificadaAlta (8.1)—

Insufficient escaping in the “Copy as cURL” feature could potentially be used to trick a user into executing unexpected code. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

CVSS

Probabilidad de explotación (EPSS)

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.

XSS en feature 'Copy as cURL' que requiere interacción del usuario (UI:R) para ejecutar código inesperado. Ejecución de comandos shell a través de cURL malformado.

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 (2)

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2025-8030",
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  "metrics": {
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          "id": "CVE-2025-8030",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
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              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2025-07-24T03:55:29.670565Z"
        }
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.2,
        "exploitabilityScore": 2.8
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  "affected": [
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  "published": "2025-07-22T21:15:50.157",
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    {
      "url": "https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
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  "descriptions": [
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      "value": "Insufficient escaping in the “Copy as cURL” feature could potentially be used to trick a user into executing unexpected code. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1."
    },
    {
      "lang": "es",
      "value": "Un escape insuficiente en la función “Copiar como cURL” podría utilizarse para engañar al usuario y que ejecute código inesperado. Esta vulnerabilidad afecta a Firefox menor que 141, Firefox ESR menor que 128.13, Firefox ESR menor que 140.1, Thunderbird menor que 141, Thunderbird menor que 128.13 y Thunderbird menor que 140.1."
    }
  ],
  "lastModified": "2026-10-05T15:10:00.590",
  "configurations": [
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}