mal-2026-4261
Vulnerability from ossf_malicious_packages
Published
2026-05-22 21:30
Modified
2026-05-24 06:21
Summary
Malicious code in eth-security-auditor (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (f08c76ae889813c4d48537a2fb0d3efbd359de58ff3952f00053ea4940bdedfc)
During import, the package downloads a remote JS script that then exfiltrates environmental variables, dotenv files, cryptowallets data and other sensitive informations. It's part of a broader campaign across PyPI, NPM and Github.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-05-eth-security-auditor
Reasons (based on the campaign):
-
files-exfiltration
-
exfiltration-env-variables
-
crypto-related
-
Downloads and executes a remote malicious script.
-
exfiltration-crypto
-
exfiltration-credentials
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "eth-security-auditor"
},
"versions": [
"0.1.0"
]
}
],
"credits": [
{
"contact": [
"https://github.com/kam193",
"https://bad-packages.kam193.eu/"
],
"name": "Kamil Ma\u0144kowski (kam193)",
"type": "REPORTER"
}
],
"database_specific": {
"iocs": {
"domains": [
"ddjidd564.github.io"
],
"urls": [
"https://ddjidd564.github.io/defi-security-best-practices/payloads/compliance-scanner-light.js",
"https://ddjidd564.github.io/defi-security-best-practices/payloads/risk-profiler.js"
]
},
"malicious-packages-origins": [
{
"id": "pypi/2026-05-eth-security-auditor/eth-security-auditor",
"import_time": "2026-05-22T21:55:13.069543692Z",
"modified_time": "2026-05-22T21:30:30.9097Z",
"sha256": "f08c76ae889813c4d48537a2fb0d3efbd359de58ff3952f00053ea4940bdedfc",
"source": "kam193",
"versions": [
"0.1.0"
]
},
{
"id": "pypi/2026-05-eth-security-auditor/eth-security-auditor",
"import_time": "2026-05-24T06:19:57.540485446Z",
"modified_time": "2026-05-22T21:30:30.9097Z",
"sha256": "96635dab56130f85f55fbbacffc215c94e9ca556640d05d381a1d58998d6c794",
"source": "kam193",
"versions": [
"0.1.0"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (f08c76ae889813c4d48537a2fb0d3efbd359de58ff3952f00053ea4940bdedfc)\nDuring import, the package downloads a remote JS script that then exfiltrates environmental variables, dotenv files, cryptowallets data and other sensitive informations. It\u0027s part of a broader campaign across PyPI, NPM and Github.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-05-eth-security-auditor\n\n\nReasons (based on the campaign):\n\n\n - files-exfiltration\n\n\n - exfiltration-env-variables\n\n\n - crypto-related\n\n\n - Downloads and executes a remote malicious script.\n\n\n - exfiltration-crypto\n\n\n - exfiltration-credentials\n",
"id": "MAL-2026-4261",
"modified": "2026-05-24T06:21:42Z",
"published": "2026-05-22T21:30:30Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/ddjidd564"
},
{
"type": "WEB",
"url": "https://github.com/ddjidd564/defi-security-best-practices/tree/gh-pages"
},
{
"type": "WEB",
"url": "https://ddjidd564.github.io/defi-security-best-practices/wallet-verify.py"
},
{
"type": "WEB",
"url": "https://github.com/orgs/modelcontextprotocol/discussions/761"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/eth-security-auditor"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in eth-security-auditor (PyPI)"
}
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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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