{
  "id": "CVE-2021-33604",
  "sourceIdentifier": "security@vaadin.com",
  "published": "2021-06-24T12:15:08.157",
  "lastModified": "2021-07-01T15:35:59.300",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "URL encoding error in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows local user to execute arbitrary JavaScript code by opening crafted URL in browser."
    },
    {
      "lang": "es",
      "value": "Un error de codificaci\u00f3n de URL en el manejador de modo de desarrollo en com.vaadin:flow-server versiones 2.0.0 hasta 2.6.1 (Vaadin versiones 14.0.0 hasta 14.6.1), versiones 3.0.0 hasta 6.0.9 (Vaadin versiones 15.0.0 hasta 19.0.8) permite a un usuario local  ejecutar c\u00f3digo JavaScript arbitrario al abrir una URL dise\u00f1ada en el navegador"
    }
  ],
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          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.5,
          "baseSeverity": "LOW"
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        "exploitabilityScore": 1.0,
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          "accessVector": "LOCAL",
          "accessComplexity": "HIGH",
          "authentication": "NONE",
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        {
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          "value": "CWE-172"
        }
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  "references": [
    {
      "url": "https://github.com/vaadin/flow/pull/11099",
      "source": "security@vaadin.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://vaadin.com/security/cve-2021-33604",
      "source": "security@vaadin.com",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}