Malware in poly-kelly
Malware was discovered in the npm package poly-kelly. The package grants full system compromise to attackers and should be considered a critical threat to any system where it is installed or running.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- poly-kelly
A malware-laden version of the npm package poly-kelly was identified and published via GitHub Advisory GHSA-c37j-v3j2-6gf8. The package contains malicious code that provides attackers with full control of any computer on which it is installed or executed.\n\nSystems with poly-kelly installed should be considered fully compromised. All secrets, keys, and credentials stored on affected machines must be rotated immediately from a separate, uncompromised computer. While the package can be removed, complete remediation is not guaranteed due to the potential for additional malicious software to have been deployed during the compromise.\n\nThe advisory was published on 2026-07-29 via the GitHub Advisory Database.
Indicators of compromise
- Packages
- poly-kelly
Remediation
- Immediately remove the poly-kelly package from all systems
- Rotate all secrets, keys, and credentials from a separate, uncompromised computer
- Perform a full security audit and malware scan of affected systems
- Monitor affected systems for signs of unauthorized access or persistence mechanisms
- Review system logs for suspicious activity during the period the package was installed
Sources
- GitHub Advisory GHSA-c37j-v3j2-6gf8 · GitHub Advisory Database
Cite this entry
"Malware in poly-kelly." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 29, 2026; last updated July 29, 2026. https://supplychainattack.org/incident/malware-in-poly-kelly-10t83s
Suggest a correction
Found an error or have a newer source? Corrections to factual errors take priority over new entries.
Related incidents
- containedcritical
Malware in polymarket-risk-manager
Malware was discovered in the npm package polymarket-risk-manager, potentially providing full system compromise to attackers. Any computer with this package installed or running should be considered fully compromised.
npmCompromised package - containedcritical
Malicious code in toll_free (npm)
The npm package toll_free version 1.0.1 was identified as malicious by the OpenSSF Package Analysis project. The package executes commands associated with malicious behavior.
npmCompromised package - containedcritical
Malicious code in @finxsecdemo/utils (npm)
The npm package @finxsecdemo/utils version 1.0.2 was identified as malicious by the OpenSSF Package Analysis project. The package communicates with a domain associated with malicious activity.
npmCompromised package - containedcritical
Malware in @bowozzz/baileys
The npm package @bowozzz/baileys contained malware that grants full system compromise to attackers. Any computer with this package installed should be considered fully compromised and all secrets and keys rotated immediately from a different machine.
npmCompromised package