Malware in folder-lint
Malware was discovered in the npm package folder-lint. Systems with the package installed or running are considered fully compromised, with potential for complete system takeover.
- Disclosed
- Last updated
- Blast radius
- Any system with folder-lint installed or executed
- Ecosystems
- Attack vectors
- Affected entities
- folder-lintnpm package
A critical malware incident was identified in the npm package folder-lint. According to the GitHub Security Advisory (GHSA-5hrq-v9pp-95j9), any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends immediate action: all secrets and keys stored on affected computers should be rotated from a different, uncompromised system. While the malicious 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 the potential for full system control by an external entity.\n\nThe scope of affected versions was not specified in the advisory details provided."
Indicators of compromise
- Packages
- folder-lint
Remediation
- Immediately isolate any computer with folder-lint installed from the network
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the folder-lint package completely
- Perform a full security audit and malware scan of affected systems
- Review system logs for unauthorized access or activity during the period the package was installed
- Consider full system reimaging if complete compromise is suspected
Sources
- GitHub Advisory GHSA-5hrq-v9pp-95j9 · GitHub Advisory Database
Cite this entry
"Malware in folder-lint." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 4, 2026; last updated August 4, 2026. https://supplychainattack.org/incident/malware-in-folder-lint-1gm5ju
Suggest a correction
Found an error or have a newer source? Corrections to factual errors take priority over new entries.
Related incidents
- activecritical
Malware in @onereach/si-text-message
Malware was discovered in the npm package @onereach/si-text-message. Systems with this package installed are considered fully compromised and require immediate remediation.
npmCompromised package - containedcritical
Malware in @servicetitan/assist-ui
Malware was discovered in the npm package @servicetitan/assist-ui. Systems with this package installed or running are considered fully compromised and require immediate remediation.
npmCompromised package - containedcritical
Malware in @onereach/orest-cli
Malware was discovered in the npm package @onereach/orest-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 - activecritical
Malware in @servicetitan/install
Malware was discovered in the npm package @servicetitan/install. Systems with this package installed or running should be considered fully compromised, requiring immediate rotation of all secrets and keys from a different computer.
npmCompromised package