{
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
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    "osvSchema": {
      "aliases": [
        "CVE-2024-1135"
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      "details": "Gunicorn fails to properly validate Transfer-Encoding headers, leading to HTTP Request Smuggling (HRS) vulnerabilities. By crafting requests with conflicting Transfer-Encoding headers, attackers can bypass security restrictions and access restricted endpoints. This issue is due to Gunicorn\u0027s handling of Transfer-Encoding headers, where it incorrectly processes requests with multiple, conflicting Transfer-Encoding headers, treating them as chunked regardless of the final encoding specified. This vulnerability allows for a range of attacks including cache poisoning, session manipulation, and data exposure.",
      "id": "GSD-2024-1135",
      "modified": "2024-02-01T06:02:23.367125Z",
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    }
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        "STATE": "PUBLIC"
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                    "version": {
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                          "version_affected": "\u003c=",
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            "value": "Gunicorn fails to properly validate Transfer-Encoding headers, leading to HTTP Request Smuggling (HRS) vulnerabilities. By crafting requests with conflicting Transfer-Encoding headers, attackers can bypass security restrictions and access restricted endpoints. This issue is due to Gunicorn\u0027s handling of Transfer-Encoding headers, where it incorrectly processes requests with multiple, conflicting Transfer-Encoding headers, treating them as chunked regardless of the final encoding specified. This vulnerability allows for a range of attacks including cache poisoning, session manipulation, and data exposure."
          }
        ]
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      "impact": {
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            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
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            "privilegesRequired": "NONE",
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            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
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                "value": "CWE-444 Inconsistent Interpretation of HTTP Requests"
              }
            ]
          }
        ]
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        "reference_data": [
          {
            "name": "https://huntr.com/bounties/22158e34-cfd5-41ad-97e0-a780773d96c1",
            "refsource": "MISC",
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        "descriptions": [
          {
            "lang": "en",
            "value": "Gunicorn fails to properly validate Transfer-Encoding headers, leading to HTTP Request Smuggling (HRS) vulnerabilities. By crafting requests with conflicting Transfer-Encoding headers, attackers can bypass security restrictions and access restricted endpoints. This issue is due to Gunicorn\u0027s handling of Transfer-Encoding headers, where it incorrectly processes requests with multiple, conflicting Transfer-Encoding headers, treating them as chunked regardless of the final encoding specified. This vulnerability allows for a range of attacks including cache poisoning, session manipulation, and data exposure."
          }
        ],
        "id": "CVE-2024-1135",
        "lastModified": "2024-04-16T13:24:07.103",
        "metrics": {
          "cvssMetricV30": [
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              "cvssData": {
                "attackComplexity": "LOW",
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              "source": "security@huntr.dev",
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        "published": "2024-04-16T00:15:07.797",
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}