npp-ml

GHSA-hmg9-h2ww-x4x3

Malicious code in npp-ml (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.7`

## Source: kam193 (7f575d02caf2363703b49c45c7f5ba106b798ee4f5b02f1977b118f2b52ff30e)
The package claims to provide a Notepad++ distribution, but in fact delivers ADExplorer, an Active Directory analysis tool.


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


Campaign: 2026-10-npp-ml


Reasons (based on the campaign):


 - other


 - impersonation

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/6bcda172183a46c548df23e3a098c57bcf57f0b6/osv/malicious/pypi/npp-ml/MAL-2026-17847.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/npp-ml
- https://github.com/ossf/malicious-packages/blob/6bcda172183a46c548df23e3a098c57bcf57f0b6/osv/malicious/pypi/npp-ml/MAL-2026-17847.json
- https://github.com/ossf/malicious-packages/blob/5d3b1df420217084f9cddf515b6e338dbfb5b0ce/osv/malicious/pypi/npp-ml/MAL-2026-17847.json
- https://github.com/advisories/GHSA-hmg9-h2ww-x4x3

Compromised versions (1)

= 0.1.7

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