qwery-core

GHSA-m95x-x4r3-739x

Malicious code in qwery-core (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.0`

## Source: kam193 (c4861116d64db41be8bae04818ecc9f3542fe4bc30055d57588f6f23c11149f3)
Obfuscated downloader of encrypted code, compiled to native binary. The remote URL has to be provided to the binary. Likely impersonates legitimate npm library


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


Campaign: 2026-02-qwery-core


Reasons (based on the campaign):


 - obfuscation


 - Downloads and executes a remote malicious script.


 - impersonation

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/qwery-core/MAL-2026-1226.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/qwery-core
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/qwery-core/MAL-2026-1226.json
- https://github.com/advisories/GHSA-m95x-x4r3-739x

Compromised versions (1)

= 1.0.0

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