GCVE-110-OSM-2026-3771

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published May 8, 2026

[osmalyze-auto] Malicious package detected. Behaviors: data exfiltration, install-time execution. [osmalyze-auto] Entrypoint: poc.js (install-hook: node poc.js) Payload: poc.js Key findings: - Install Hook Executes Local JS File in package.json: ""postinstall": "node poc.js"" - Very New NPM Publisher Account IOCs: - ipv4: 31.56.206.17 - urls: https://bugbounty.bi.zone/companies/ - domains: bugbounty.bi.zone - payloadFileHash: a1177a08e85ba13c2f0e80356333cba31f3f24b8e5c20118d2ea60c3af2eef12

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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	@nonreactive./nexport	all (affected)	—

References

Malicious npm package: @nonreactive./nexport

advisory

vendor

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