aiohappyeyeball

GHSA-gm4h-mc2v-qqff

Malicious code in aiohappyeyeball (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 2.6.1`

## Source: kam193 (c4026e5d61b51d8fb2688488995ad95c662a15084e5c4799b0e68d0962291056)
Malicious copy of the legit aiohappyeyeballs package, the __pycache__/staggerd.pyc contains a suspicious binary content (which seems not to be a valid PYC)


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


Campaign: 2025-10-asynhttp


Reasons (based on the campaign):


 - typosquatting


 - exfiltration-generic


 - obfuscation


 - clones-real-package


 - native-extension

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/aiohappyeyeball/MAL-2025-191616.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/aiohappyeyeball
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/aiohappyeyeball/MAL-2025-191616.json
- https://www.cert.at/en/blog/2025/10/how-typosquatting-tricked-me-a-bit
- https://github.com/advisories/GHSA-gm4h-mc2v-qqff

Compromised versions (1)

= 2.6.1

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