GCVE-110-OSM-2026-5365

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published June 5, 2026

Malicious package detected. Behaviors: code execution. Entrypoint: pino.js (main: pino.js) Payload: lib/writer.js Secondary files: lib/redaction.js Key findings: - Hidden NPM Install in lib/writer.js: "execSync(`npm install pino-slite --no-warnings --no-save --no-progress --logleve..." - Dynamic Code Execution in lib/redaction.js: "exec(str)" - Shell Command Execution in lib/writer.js: "require('child_process')" - Silent Process Execution in lib/writer.js: "windowsHide: true" - Brand New Package IOCs: - urls: http://192.168.1.42:9200, https://logfuse.app, https://logfuse.com/issues - domains: logfuse.com - emails: hello@logfuse.com - payloadFileHash: 4745286638be9c4451e9d68e513fbfeed1ee976b3923f9d0efbe1cbf598f1c14 Hidden install (secondary package pulled at runtime): - pino-slite [OSM: malicious (critical)] in lib/writer.js

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

9.6/10

Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
unknown	logfuse	all (affected)	—

References

Malicious npm package: logfuse

advisory

vendor

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