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CVE-2020-6802

Estado: ModificadaMedia (6.1)—

In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.

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).

Tecnologías afectadas (2)

Fedoraproject — FedoraMozilla — Bleach

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-6802",
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          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
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        "impactScore": 2.9,
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          "userInteraction": "REQUIRED",
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  "affected": [
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      "source": "security@mozilla.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Mozilla Bleach",
          "versions": [
            {
              "status": "affected",
              "version": "<=3.10"
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  "published": "2020-03-24T22:15:12.563",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
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      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
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      "lang": "en",
      "value": "In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option."
    },
    {
      "lang": "es",
      "value": "En Mozilla Bleach versiones anteriores a 3.11, una mutación de XSS afecta a usuarios que llaman a bleach.clean con noscript y una etiqueta sin procesar en la opción de etiquetas allowed/whitelisted."
    }
  ],
  "lastModified": "2026-06-17T03:23:50.010",
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