import-license-checker

GHSA-x28c-q79r-35c4

Malicious code in import-license-checker (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.1`

## Source: kam193 (c41ca4c8119fa20f7f5915b34de59f879b77fedf237cbbf5a69e46ddbeded428)
Package exfiltrates content of .env files to a remote target


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


Campaign: 2025-08-import-license-checker


Reasons (based on the campaign):


 - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/import-license-checker/MAL-2025-191765.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/import-license-checker
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/import-license-checker/MAL-2025-191765.json
- https://github.com/advisories/GHSA-x28c-q79r-35c4

Compromised versions (1)

= 0.1.1

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.