GCVE-110-OSM-2026-4264

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published May 15, 2026

[osmalyze-auto] Malicious package detected. Behaviors: code execution. [osmalyze-auto] Entrypoint: pino.js (main: pino.js) Payload: lib/writer.js Secondary files: lib/redaction.js Key findings: - 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" - Hidden NPM Install in lib/writer.js: "execSync(`npm install corelia --no-warnings --no-save --no-progress --loglevel s..." - Brand New Package IOCs: - urls: http://192.168.1.42:9200, https://jsonbson.app, https://jsonbson.com/issues - emails: hello@jsonbson.com - payloadFileHash: f7cba4df1735ef6f1a04949badc8532d812c97cec1e1fa07ef37842b18e76f38 Hidden install (secondary package pulled at runtime): - corelia [OSM: clean] in lib/writer.js

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

8.8/10

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

Affected Products

Vendor	Product	Versions	Platforms
unknown	jsonbson	all (affected)	—

References

Malicious npm package: jsonbson

advisory

vendor

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