Malware in logform-core
Malware was discovered in the npm package logform-core. Systems with this package installed or running are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with logform-core installed or running is considered fully compromised.
- Ecosystems
- Attack vectors
- Affected entities
- logform-core
A critical malware incident was identified in the npm package logform-core. According to the GitHub Advisory (GHSA-f2wx-p6h3-rgg2), 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 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 compromise.\n\nThe incident was published on July 30, 2026, and remains active.
Indicators of compromise
- Packages
- logform-core
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the logform-core package from all affected systems
- Conduct a full security audit of any system that had logform-core installed
- Monitor affected systems for signs of unauthorized access or persistence mechanisms
- Consider the affected systems as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-f2wx-p6h3-rgg2 · GitHub Advisory Database
Cite this entry
"Malware in logform-core." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 30, 2026; last updated July 30, 2026. https://supplychainattack.org/incident/malware-in-logform-core-9d0rgj
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