Malware in cache-section-helper
Malware was discovered in the npm package cache-section-helper. Systems with this package installed or running are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- cache-section-helper
The npm package cache-section-helper was found to contain malware. According to the GitHub Advisory (GHSA-wg39-m2jm-wxhp), any computer with this package installed or running should be considered fully compromised.\n\nThe 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, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the compromise.\n\nThis represents a critical supply chain attack through a compromised package in the npm ecosystem.
Indicators of compromise
- Packages
- cache-section-helper
Remediation
- Immediately isolate any system with cache-section-helper installed or running from the network
- Rotate all secrets, API keys, credentials, and signing keys from a different, uncompromised computer
- Remove the cache-section-helper package from all affected systems
- Conduct a full forensic analysis of affected systems to identify any additional malicious software
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider the affected systems as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-wg39-m2jm-wxhp · GitHub Advisory Database
Cite this entry
"Malware in cache-section-helper." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 2, 2026; last updated July 2, 2026. https://supplychainattack.org/incident/malware-in-cache-section-helper-ir40bi
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