Malware in polymarket-trading-cli
The npm package polymarket-trading-cli was found to contain malware, potentially giving outside entities full control of affected systems. All systems with this package installed should be considered fully compromised.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- polymarket-trading-clinpm package containing malware
The npm package polymarket-trading-cli was identified as containing malware. According to the GitHub Advisory (GHSA-q888-mwhg-ccmp), any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the initial compromise, given that the attacker may have gained full control of the system.\n\nAffected users should treat their systems as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- polymarket-trading-cli
Remediation
- Immediately remove the polymarket-trading-cli package from all systems
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Perform a full security audit and malware scan of affected systems
- Consider the affected system(s) as potentially fully compromised and plan for complete rebuild if critical
- Review access logs and monitor for unauthorized activity on accounts that may have been accessed from compromised systems
Sources
- GitHub Advisory GHSA-q888-mwhg-ccmp · GitHub Advisory Database
Cite this entry
"Malware in polymarket-trading-cli." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 21, 2026; last updated August 21, 2026. https://supplychainattack.org/incident/malware-in-polymarket-trading-cli-kyfd6w
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