Malware in ref-slot
Malware was discovered in the npm package ref-slot. Any computer with this package installed or running should be considered fully compromised. All secrets and keys must be rotated immediately from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- ref-slot
The npm package ref-slot was found to contain malware. According to the GitHub Advisory (GHSA-fm4g-q7h6-hqjw), any computer that has this package installed or running should be considered fully compromised.\n\nThe advisory warns that all secrets and keys stored on affected computers should 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.\n\nThis represents a critical supply chain attack through a compromised package in the npm ecosystem.
Indicators of compromise
- Packages
- ref-slot
Remediation
- Immediately remove the ref-slot package from all systems
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Assume full system compromise and conduct a thorough security audit
- Monitor affected systems for signs of persistent malware or unauthorized access
- Review system logs for any suspicious activity during the period the package was installed
Sources
- GitHub Advisory GHSA-fm4g-q7h6-hqjw · GitHub Advisory Database
Cite this entry
"Malware in ref-slot." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 26, 2026; last updated June 29, 2026. https://supplychainattack.org/incident/malware-in-ref-slot-ekgwn7
Suggest a correction
Found an error or have a newer source? Corrections to factual errors take priority over new entries.
Related incidents
- resolvedcritical
Malicious code in test2221 (npm)
The npm package test2221 version 2.2.4 was identified as malicious by the OpenSSF Package Analysis project. The package executes commands associated with malicious behavior.
npmCompromised package - containedcritical
Malware in n8n-nodes-trust-me-im-totally-safe
Malware was discovered in the npm package n8n-nodes-trust-me-im-totally-safe, resulting in full system compromise for any computer with the package installed or running. All secrets and keys on affected systems should be rotated immediately from a different computer.
npmCompromised package - activecritical
Malware in litespeed-cache
Malware discovered in the npm package litespeed-cache. The package grants full system compromise to attackers, requiring immediate removal and credential rotation from a clean system.
npmCompromised package - containedcritical
Malware in open-worker-cli
Malware was discovered in the npm package open-worker-cli. Systems with this package installed or running should be considered fully compromised, with all secrets and keys requiring immediate rotation from a different computer.
npmCompromised package