Malware in @onereach/channel-transformer
Malware was discovered in the npm package @onereach/channel-transformer. Systems with this package installed or running should be considered fully compromised, with all secrets and keys requiring immediate rotation from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @onereach/channel-transformer
A critical malware incident was identified in the npm package @onereach/channel-transformer. According to the GitHub Advisory (GHSA-63qp-66rg-pwmw), any computer with this package installed or running should be considered fully compromised.
The 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, the advisory notes that full control of the computer may have been given to an outside entity, meaning removal of the package alone may not eliminate all malicious software that resulted from the installation.
This represents a critical supply chain compromise affecting npm users who installed or ran this package.
Indicators of compromise
- Packages
- @onereach/channel-transformer
Remediation
- Immediately rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the @onereach/channel-transformer package from all affected systems
- Conduct a full security audit of any system that had this package installed
- Monitor affected systems for signs of unauthorized access or persistence mechanisms
- Review access logs and audit trails for any suspicious activity during the period the package was installed
- Consider full system reimaging if the package was installed on production or sensitive systems
Sources
- GitHub Advisory GHSA-63qp-66rg-pwmw · GitHub Advisory Database
Cite this entry
"Malware in @onereach/channel-transformer." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 4, 2026; last updated August 4, 2026. https://supplychainattack.org/incident/malware-in-onereach-channel-transformer-1dtque
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