{
  "id": "CVE-2021-4050",
  "sourceIdentifier": "security@huntr.dev",
  "published": "2021-12-08T11:15:11.933",
  "lastModified": "2021-12-09T21:13:37.540",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
    },
    {
      "lang": "es",
      "value": "livehelperchat es vulnerable a una Neutralizaci\u00f3n inapropiada de la Entrada Durante la Generaci\u00f3n de la P\u00e1gina Web (\"Cross-site Scripting\")"
    }
  ],
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7
      }
    ],
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        "source": "security@huntr.dev",
        "type": "Secondary",
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          "privilegesRequired": "HIGH",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
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        "exploitabilityScore": 0.9,
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    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
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          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "security@huntr.dev",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
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  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:livehelperchat:live_helper_chat:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "62632E1D-C144-4FFB-900E-345918290D85"
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  "references": [
    {
      "url": "https://github.com/livehelperchat/livehelperchat/commit/0ce1dd2a13509747c240c8484228a5df8d6e03ec",
      "source": "security@huntr.dev",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://huntr.dev/bounties/27eb39d7-7636-4c4b-922c-a2f8fbe1ba05",
      "source": "security@huntr.dev",
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        "Exploit",
        "Third Party Advisory"
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}