GCVE-110-OSM-2026-3298

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published April 28, 2026

Malicious package detected. Behaviors: data exfiltration, code execution. Payload: lib/writer.js Key findings: - Environment Variable Exfiltration in lib/writer.js: "process.env, version: pkg.subModuleVersion, platform: os.platform(), ho..." - Publisher Has Other Malicious Packages - Decoded Base64 Content in lib/writer.js - Decoded Hex String Content in lib/writer.js - Dynamic Code Execution in lib/redaction.js: "exec(str)" IOCs: - urls: http://192.168.1.42:9200, https://modustack.com/issues, https://www.jsonkeeper.com/b/PJNZP, https://www.jsonkeeper.com/b/HY6M6 - domains: modustack.com, www.jsonkeeper.com - emails: hello@modustack.com - payloadFileHash: 4ef10bd495900ba99f11ec69a5420d51fb2e5caa6a11d3656756df150a13524e Decoded/deobfuscated IOCs: - urls: https://www.jsonkeeper.com/b/PJNZP, https://www.jsonkeeper.com/b/HY6M6 - domains: www.jsonkeeper.com

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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	pampipes@1.3.0	* (affected)	—

References

Malicious npm package: pampipes@1.3.0

advisory

vendor

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