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pypi · Malicious package advisory

Malware

zlib1g-dev

GHSA-8vrj-mmvq-hp7r

Malicious code in zlib1g-dev (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 99.99.99`

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/zlib1g-dev/MAL-2025-41804.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/zlib1g-dev/MAL-2025-41804.json
- https://github.com/advisories/GHSA-8vrj-mmvq-hp7r

Compromised versions (1)

  • = 99.99.99

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