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OpenAdvisories
Malicious MAL-2026-2403

polymarkets-sdk

PyPI package · versions 1.0.0, 1.0.1

Reported Apr 1, 2026 · Updated Apr 1, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (facfcba74011619f5bb2eaf096e41239f81520cb4effff3b45f8b42c84d42060)
During import, the code attempts to exfiltrate to a hardcoded location sensitive data, including private SSH keys, cloud credentials and Windows SAM database.

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

Campaign: 2026-03-polymarkets-sdk

Reasons (based on the campaign):

- exfiltration-credentials

- files-exfiltration

- exfiltration-cloud-tokens

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

IP addresses