{
  "id": "CVE-2020-12409",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2020-07-09T15:15:11.240",
  "lastModified": "2020-07-13T01:47:54.427",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "When using certain blank characters in a URL, they where incorrectly rendered as spaces instead of an encoded URL. This vulnerability affects Firefox < 77."
    },
    {
      "lang": "es",
      "value": "Cuando usan determinados caracteres en blanco en una URL, fueron incorrectamente renderizados como espacios en lugar de una URL codificada. Esta vulnerabilidad afecta a Firefox versiones anteriores a 77"
    }
  ],
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        "type": "Primary",
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          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH"
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        "exploitabilityScore": 2.8,
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          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
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        "acInsufInfo": false,
        "obtainAllPrivilege": false,
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  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
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  ],
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          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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  "references": [
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1629506",
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking",
        "Permissions Required",
        "Vendor Advisory"
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}