MAL-2025-41747
Vulnerability from ossf_malicious_packages
Published
2025-07-28 19:00
Modified
2026-03-19 12:23
Summary
Malicious code in requires-python (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (fa1ee2e2c3ead90338250a60177535b23b5f30016e1d06a5b944092cbc3305e7)
When imported, the package attempts to exfiltrate environment variables and basic user info
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-07-triple-equals
Reasons (based on the campaign):
-
exfiltration-env-variables
-
The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "requires-python",
"purl": "pkg:pypi/requires-python"
},
"versions": [
"10.0.5"
]
}
],
"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": "ANALYST"
},
{
"contact": [
"https://www.reversinglabs.com"
],
"name": "ReversingLabs",
"type": "FINDER"
}
],
"database_specific": {
"malicious-packages-origins": [
{
"id": "RLMA-2025-04242",
"import_time": "2025-08-29T06:41:52.200617409Z",
"modified_time": "2025-08-28T07:11:46Z",
"sha256": "579193d7aae052e05a939ea93ad44f8bd4185886f39e3441c1605a480910269d",
"source": "reversing-labs",
"versions": [
"10.0.5"
]
},
{
"id": "pypi/2025-07-triple-equals/requires-python",
"import_time": "2025-12-02T22:30:55.543301827Z",
"modified_time": "2025-07-28T19:00:15.05855Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "206b3ac96122408ffbbda6deec04c04f185d3c9593c68669bf9ed247fcc7725f",
"source": "kam193"
},
{
"id": "pypi/2025-07-triple-equals/requires-python",
"import_time": "2025-12-02T23:07:18.581977045Z",
"modified_time": "2025-07-28T19:00:15.05855Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "fa1ee2e2c3ead90338250a60177535b23b5f30016e1d06a5b944092cbc3305e7",
"source": "kam193"
},
{
"id": "pypi/2025-07-triple-equals/requires-python",
"import_time": "2025-12-10T21:38:57.790152305Z",
"modified_time": "2025-07-28T19:00:15.05855Z",
"sha256": "70e608cee8925bfd99294033811eece0e262363e1cfff761207d06d088f959e3",
"source": "kam193",
"versions": [
"10.0.5"
]
},
{
"id": "RLUA-2026-00716",
"import_time": "2026-03-19T12:20:23.445635949Z",
"modified_time": "2026-03-18T12:18:19Z",
"sha256": "dd9c6561ae4bdaa27af1e04d70ac63259edbae1186122a0812514b71435b7b35",
"source": "reversing-labs"
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (fa1ee2e2c3ead90338250a60177535b23b5f30016e1d06a5b944092cbc3305e7)\nWhen imported, the package attempts to exfiltrate environment variables and basic user info\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-07-triple-equals\n\n\nReasons (based on the campaign):\n\n\n - exfiltration-env-variables\n\n\n - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.\n",
"id": "MAL-2025-41747",
"modified": "2026-03-19T12:23:26Z",
"published": "2025-07-28T19:00:15Z",
"references": [
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/requires-python"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in requires-python (PyPI)"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
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.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- 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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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