mal-2025-191771
Vulnerability from ossf_malicious_packages
Published
2025-07-07 09:14
Modified
2025-12-11 09:27
Summary
Malicious code in jython-file (PyPI)
Details

-= Per source details. Do not edit below this line.=-

Source: kam193 (fc56f6ba4b75b25d4289c3aa3cb1d05f9b1d7bbfacf00b11e270d76ba87a1a3e)

Package attempts to load in an obfuscated way a code from a file (not included in the package) as well as inject a dynamic library to the Python dynamic libs directories.


Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2025-07-jython-file

Reasons (based on the campaign):

  • modify-system-without-consent

  • obfuscation


{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "jython-file"
      },
      "versions": [
        "0.999999999",
        "0.9999999999",
        "1.99999999999"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)"
    },
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)",
      "type": "REPORTER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "id": "pypi/2025-07-jython-file/jython-file",
        "import_time": "2025-12-02T22:30:55.290668139Z",
        "modified_time": "2025-07-07T09:14:37Z",
        "ranges": [
          {
            "events": [
              {
                "introduced": "0"
              }
            ],
            "type": "ECOSYSTEM"
          }
        ],
        "sha256": "8d77188ac0d4b558f8f4e150d8d2ad48b0014ee54dce2038c3805a6268cde605",
        "source": "kam193"
      },
      {
        "id": "pypi/2025-07-jython-file/jython-file",
        "import_time": "2025-12-02T23:07:18.315308155Z",
        "modified_time": "2025-07-07T09:14:37Z",
        "ranges": [
          {
            "events": [
              {
                "introduced": "0"
              }
            ],
            "type": "ECOSYSTEM"
          }
        ],
        "sha256": "fc56f6ba4b75b25d4289c3aa3cb1d05f9b1d7bbfacf00b11e270d76ba87a1a3e",
        "source": "kam193"
      },
      {
        "id": "pypi/2025-07-jython-file/jython-file",
        "import_time": "2025-12-10T21:38:57.560273908Z",
        "modified_time": "2025-07-07T09:14:37Z",
        "sha256": "ee9867ffff34d570006ef0456a9108963b8ee67dc85559c72501474550f1622c",
        "source": "kam193",
        "versions": [
          "0.999999999",
          "0.9999999999",
          "1.99999999999"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (fc56f6ba4b75b25d4289c3aa3cb1d05f9b1d7bbfacf00b11e270d76ba87a1a3e)\nPackage attempts to load in an obfuscated way a code from a file (not included in the package) as well as inject a dynamic library to the Python dynamic libs directories.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-07-jython-file\n\n\nReasons (based on the campaign):\n\n\n - modify-system-without-consent\n\n\n - obfuscation\n",
  "id": "MAL-2025-191771",
  "modified": "2025-12-11T09:27:53Z",
  "published": "2025-07-07T09:14:37Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/jython-file"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in jython-file (PyPI)"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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