BREW-B2-TOOLS-CVE-2024-47081 (GHSA-9HJG-9R4M-MVJ7)

Vulnerability from osv_homebrew – Published: 2026-08-13 16:37 – Updated: 2026-10-21 08:48 – Source website
VLAI
Summary
Requests vulnerable to .netrc credentials leak via malicious URLs
Details

Impact

Due to a URL parsing issue, Requests releases prior to 2.32.4 may leak .netrc credentials to third parties for specific maliciously-crafted URLs.

Workarounds

For older versions of Requests, use of the .netrc file can be disabled with trust_env=False on your Requests Session (docs).

References

https://github.com/psf/requests/pull/6965 https://seclists.org/fulldisclosure/2025/Jun/2

Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "bump",
        "range_state": "fixed",
        "resource": "requests",
        "resource_purl": "pkg:pypi/requests@2.34.2",
        "upstream_fixed_in": "2.32.4"
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "b2-tools",
        "purl": "pkg:brew/b2-tools"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.6.2"
            },
            {
              "fixed": "4.3.3_1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "confidence": "high",
    "source": "matched",
    "strategy": "registry",
    "upstream_evidence": [
      {
        "ecosystem": "PyPI",
        "key": "pkg:pypi/requests@2.34.2",
        "name": "requests",
        "resource": "requests",
        "strategy": "registry",
        "subject_version": "2.34.2"
      }
    ]
  },
  "details": "### Impact\n\nDue to a URL parsing issue, Requests releases prior to 2.32.4 may leak .netrc credentials to third parties for specific maliciously-crafted URLs.\n\n### Workarounds\nFor older versions of Requests, use of the .netrc file can be disabled with `trust_env=False` on your Requests Session ([docs](https://requests.readthedocs.io/en/latest/api/#requests.Session.trust_env)).\n\n### References\nhttps://github.com/psf/requests/pull/6965\nhttps://seclists.org/fulldisclosure/2025/Jun/2",
  "id": "BREW-b2-tools-CVE-2024-47081",
  "modified": "2026-10-21T08:48:40Z",
  "published": "2026-08-13T16:37:03Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/psf/requests/security/advisories/GHSA-9hjg-9r4m-mvj7"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-47081"
    },
    {
      "type": "WEB",
      "url": "https://github.com/psf/requests/pull/6965"
    },
    {
      "type": "WEB",
      "url": "https://github.com/psf/requests/commit/96ba401c1296ab1dda74a2365ef36d88f7d144ef"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-9hjg-9r4m-mvj7"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/psf/requests"
    },
    {
      "type": "WEB",
      "url": "https://github.com/psf/requests/releases/tag/v2.32.4"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/requests/PYSEC-2026-1872.yaml"
    },
    {
      "type": "WEB",
      "url": "https://pypi.org/project/requests"
    },
    {
      "type": "WEB",
      "url": "https://requests.readthedocs.io/en/latest/api/#requests.Session.trust_env"
    },
    {
      "type": "WEB",
      "url": "https://seclists.org/fulldisclosure/2025/Jun/2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/06/03/11"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/06/03/9"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/06/04/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/06/04/6"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Requests vulnerable to .netrc credentials leak via malicious URLs",
  "upstream": [
    "GHSA-9hjg-9r4m-mvj7",
    "CVE-2024-47081",
    "PYSEC-2026-1872"
  ]
}



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