mal-2025-191847
Vulnerability from ossf_malicious_packages
Published
2025-04-25 16:08
Modified
2025-12-31 02:45
Summary
Malicious code in pytzv (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (bc7b0a2cddf6ee0cc4d688f4136758e0d7aaa99707aa5dd82505d84631d77720)
Importing the module starts exfiltration of ".session" files, which appear to be used at least by one Telegram library (https://docs.telethon.dev/en/stable/concepts/sessions.html#what-are-sessions) to store credentials
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-04-qtpv
Reasons (based on the campaign):
-
files-exfiltration
-
target:telegram
Credits
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "pytzv"
},
"versions": [
"0.2.0",
"0.1.0",
"0.4.0",
"0.3.0"
]
}
],
"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/2025-04-qtpv/pytzv",
"import_time": "2025-12-02T22:30:55.509059948Z",
"modified_time": "2025-04-25T16:08:50Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "a09605c70fc554bf6db8ef1e12c7138cf9c4f22d69aad1ac9d4ee3bd3e2256f1",
"source": "kam193"
},
{
"id": "pypi/2025-04-qtpv/pytzv",
"import_time": "2025-12-02T23:07:18.534857025Z",
"modified_time": "2025-04-25T16:08:50Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "bc7b0a2cddf6ee0cc4d688f4136758e0d7aaa99707aa5dd82505d84631d77720",
"source": "kam193"
},
{
"id": "pypi/2025-04-qtpv/pytzv",
"import_time": "2025-12-10T21:38:57.754336581Z",
"modified_time": "2025-04-25T16:08:50Z",
"sha256": "bd273a905ee98fba13687445bc779f84d0def3a34ca038f604a0918411b82fe8",
"source": "kam193",
"versions": [
"0.2.0",
"0.1.0",
"0.4.0",
"0.3.0"
]
},
{
"id": "pypi/2025-04-qtpv/pytzv",
"import_time": "2025-12-30T22:39:04.149853214Z",
"modified_time": "2025-04-25T16:08:50Z",
"sha256": "84bc9d390bea11a9eb19e17ef172857b48cd1ae77f8901fbf49083bf7f627487",
"source": "kam193",
"versions": [
"0.1.0",
"0.2.0",
"0.3.0",
"0.4.0"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (bc7b0a2cddf6ee0cc4d688f4136758e0d7aaa99707aa5dd82505d84631d77720)\nImporting the module starts exfiltration of \".session\" files, which appear to be used at least by one Telegram library (https://docs.telethon.dev/en/stable/concepts/sessions.html#what-are-sessions) to store credentials\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-04-qtpv\n\n\nReasons (based on the campaign):\n\n\n - files-exfiltration\n\n\n - target:telegram\n",
"id": "MAL-2025-191847",
"modified": "2025-12-31T02:45:15Z",
"published": "2025-04-25T16:08:50Z",
"references": [
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/pytzv"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in pytzv (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.
- 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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