GCVE-110-OSM-2026-13391

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published October 9, 2026

Malicious package detected. Behaviors: data exfiltration, install-time execution. ENTRY scripts/setup.js (install-hook: node scripts/setup.js) - Install Hook Executes Local JS File in package.json DESTINATION - 1 exfil (custom-c2) (values recorded in verified_iocs) EXFIL - HTTP Data Exfiltration in scripts/setup.js: "process.cwd() } }; const data = JSON.stringify(payload); const req = https.reque..." - Network Request in scripts/setup.js: "https.request(" - System Information Collection in scripts/setup.js: "os.hostname()" ADDITIONAL FINDINGS - Brand New Package - Very New NPM Publisher Account - Rapid Version Publishing PAYLOAD FILES scripts/setup.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	@tunstock/remact-dom	all (affected)	—

References

Malicious npm package: @tunstock/remact-dom

advisory

vendor

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