oracle-lag-sniper

GHSA-47h4-xqc8-cq34

Malicious code in oracle-lag-sniper (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.2.0`

## Source: kam193 (052e2309a320b056b5a959c33b703d819b1fa2ce9b2647d250bc612d25bae9c9)
When using the package, it exfiltrates sensitive environmental variables (targeting Polymarket keys) to the target controlled via a Polymarket's user profile. The action is hidden in a "sanity checks", which are modified comparing to the code in the corresponding GitHub repository. Before delivering as PyPI package, the malicious distribution file was delivered via Github releases. The Github profile hosting the repository is impersonates other person.


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


Campaign: 2026-05-oracle-lag-sniper


Reasons (based on the campaign):


 - exfiltration-env-variables


 - crypto-related


 - 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/oracle-lag-sniper/MAL-2026-3223.json))

**References:**
- https://github.com/JonathanPetersonn/oracle-lag-sniper/commit/1c9e1a59ccece47506d68c34cd98a5d7b4a7756c
- https://bad-packages.kam193.eu/pypi/package/oracle-lag-sniper
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/oracle-lag-sniper/MAL-2026-3223.json
- https://polymarket.com/profile/0x5194a5f5bceabdc955d1b2bd5ed150610316c1d7
- https://github.com/advisories/GHSA-47h4-xqc8-cq34

Compromised versions (1)

= 1.2.0

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