etherweb3

GHSA-7h6h-9j86-vjvg

Malicious code in etherweb3 (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.3.9`

## Source: kam193 (500af99cbff4bad856e50637e3046662824ccdde4cbf8f35cfe5d6bb2c880ce8)
Malicious clone of a legitimate "web3" package. During importing, a code aiming to exfiltrate private keys is executed


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


Campaign: 2025-08-etherweb3


Reasons (based on the campaign):


 - exfiltration-crypto


 - crypto-related


 - clones-real-package

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/etherweb3/MAL-2025-47764.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/etherweb3
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/etherweb3/MAL-2025-47764.json
- https://github.com/advisories/GHSA-7h6h-9j86-vjvg

Compromised versions (1)

= 0.3.9

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