MAL-2026-18119
Vulnerability from ossf_malicious_packages
-= Per source details. Do not edit below this line.=-
Source: kam193 (6aacc4af4fb66d334fa0153d79a707cf0c3decfe3d3b7ed41c67697f21d8b16b)
During installation, package downloads and executes malware.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-10-semvver
Reasons (based on the campaign):
-
Downloads and executes a remote executable.
-
malware
-
typosquatting
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "ssemver"
},
"versions": [
"1.0.0"
]
}
],
"credits": [
{
"contact": [
"https://github.com/kam193",
"https://bad-packages.kam193.eu/"
],
"name": "Kamil Ma\u0144kowski (kam193)",
"type": "REPORTER"
}
],
"database_specific": {
"iocs": {
"domains": [
"c2-worker.crawlnet-claim.workers.dev"
],
"urls": [
"https://c2-worker.crawlnet-claim.workers.dev/dl/pyupd"
]
},
"malicious-packages-origins": [
{
"id": "pypi/2026-10-semvver/ssemver",
"import_time": "2026-10-20T23:38:02.548420829Z",
"modified_time": "2026-10-20T23:02:41.419629Z",
"sha256": "6aacc4af4fb66d334fa0153d79a707cf0c3decfe3d3b7ed41c67697f21d8b16b",
"source": "kam193",
"versions": [
"1.0.0"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (6aacc4af4fb66d334fa0153d79a707cf0c3decfe3d3b7ed41c67697f21d8b16b)\nDuring installation, package downloads and executes malware.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-10-semvver\n\n\nReasons (based on the campaign):\n\n\n - Downloads and executes a remote executable.\n\n\n - malware\n\n\n - typosquatting\n",
"id": "MAL-2026-18119",
"modified": "2026-10-20T23:02:41Z",
"published": "2026-10-20T23:02:41Z",
"references": [
{
"type": "EVIDENCE",
"url": "https://www.virustotal.com/gui/file/e6d96b5500b232bea67f6f9046cfbc22d29a515c42d2af9523a15ebe8a7c4ab7/"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/ssemver"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in ssemver (PyPI)"
}
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