Malware in mongoose-jsonify
Malware discovered in the npm package mongoose-jsonify. Systems with this package installed are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with mongoose-jsonify installed or running
- Ecosystems
- Attack vectors
- Affected entities
- mongoose-jsonify
A critical malware incident was identified in the npm package mongoose-jsonify, published as GitHub Advisory GHSA-6wmf-9mj4-fx3x on June 19, 2026.\n\nAny computer with this package installed or running should be considered fully compromised. The malware grants 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\nAll users of mongoose-jsonify should treat their systems as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- mongoose-jsonify
Remediation
- Immediately rotate all secrets, keys, and credentials from a different, uncompromised computer
- Remove the mongoose-jsonify package from all affected systems
- Conduct a full security audit and forensic analysis of any system that had mongoose-jsonify installed
- Monitor affected systems for signs of persistent malware or unauthorized access
- Consider rebuilding affected systems from clean media if full compromise is suspected
- Review all access logs and network traffic from affected systems for indicators of compromise
Sources
- GitHub Advisory GHSA-6wmf-9mj4-fx3x · GitHub Advisory Database
Cite this entry
"Malware in mongoose-jsonify." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 19, 2026; last updated June 20, 2026. https://supplychainattack.org/incident/malware-in-mongoose-jsonify-cxku6y
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