CVE-2021-3794

Estado: AnalizadaAlta (7.5)—
vuelidate is vulnerable to Inefficient Regular Expression Complexity
CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Puntuación base: 7.5
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.22%
Percentil entre todas las CVEs puntuadas: 68
Fecha de la puntuación: 7/10/2026
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)

Vuelidate Project — Vuelidate
CWE

CWE-1333
NVD-CWE-Other
Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-3794",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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  "affected": [
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      "affectedData": [
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          "vendor": "vuelidate",
          "product": "vuelidate/vuelidate",
          "versions": [
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              "version": "unspecified",
              "versionType": "custom",
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  "published": "2021-09-15T13:15:08.167",
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      "description": [
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  "descriptions": [
    {
      "lang": "en",
      "value": "vuelidate is vulnerable to Inefficient Regular Expression Complexity"
    },
    {
      "lang": "es",
      "value": "vuelidate es vulnerable a una Complejidad de Expresiones Regulares Ineficientes"
    }
  ],
  "lastModified": "2026-06-17T04:05:46.913",
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