Malware in @demica/shared
Malware was discovered in the npm package @demica/shared. Systems with this package installed or running should be 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
- @demica/shared
A critical malware incident was identified in the npm package @demica/shared, published on GitHub's advisory database on 2026-08-13.\n\nAny computer with this package installed or running is considered fully compromised. The malware may have granted outside entities full control of affected systems.\n\nImmediate remediation requires rotating all secrets and keys from a different, uncompromised computer. While the package should be removed, complete removal of all malicious software cannot be guaranteed due to the level of system compromise.\n\nUsers should assume that removing the package alone is insufficient to fully remediate the compromise.
Indicators of compromise
- Packages
- @demica/shared
Remediation
- Immediately rotate all secrets, keys, and credentials from a different, uncompromised computer
- Remove the @demica/shared package from all affected systems
- Conduct a full security audit of any system that had this package installed
- Monitor affected systems for signs of persistent compromise or backdoors
- Consider rebuilding affected systems from clean media if possible
- Review access logs and audit trails for any unauthorized activity during the period the package was installed
Sources
- GitHub Advisory GHSA-h89w-h537-fmq5 · GitHub Advisory Database
Cite this entry
"Malware in @demica/shared." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 13, 2026; last updated August 13, 2026. https://supplychainattack.org/incident/malware-in-demica-shared-5h9drj
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