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CVE-2021-24571

Estado: ModificadaMedia (5.4)—

The HD Quiz WordPress plugin before 1.8.4 does not escape some of its Answers before outputting them in attribute when generating the Quiz, which could lead to Stored Cross-Site Scripting issues

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 (1)

Harmonicdesign — HD Quiz

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-24571",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
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        },
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        "exploitabilityScore": 2.3
      }
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  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "HD Quiz",
          "versions": [
            {
              "status": "affected",
              "version": "1.8.4",
              "lessThan": "1.8.4",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "contact@wpscan.com",
      "description": [
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          "lang": "en",
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      "source": "nvd@nist.gov",
      "description": [
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          "value": "CWE-79"
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    }
  ],
  "descriptions": [
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      "value": "The HD Quiz WordPress plugin before 1.8.4 does not escape some of its Answers before outputting them in attribute when generating the Quiz, which could lead to Stored Cross-Site Scripting issues"
    },
    {
      "lang": "es",
      "value": "El plugin HD Quiz WordPress versiones anteriores a 1.8.4, no escapa a algunas de sus respuestas antes de mostrarlas en el atributo cuando se genera el cuestionario, que podría conllevar a problemas de tipo Cross-Site Scripting Almacenado."
    }
  ],
  "lastModified": "2026-06-17T03:40:15.683",
  "configurations": [
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}