GCVE-110-OSM-2026-2060

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published April 12, 2026

Malicious package detected. Behaviors: install-time execution. Payload: preinstall.js Key findings: - Install Hook Executes Local JS File in package.json: ""preinstall": "node preinstall.js"" - Platform Detection with Data Collection in preinstall.js: "JSON.stringify({ event: 'dependency-confusion-alert', package: P..." - Very New NPM Publisher Account IOCs: - payloadFileHash: 912fde5a789c9997c6674e3f0448837e48a39bcbe694202e71cdf35ff6cb4cb3

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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	@hackathon-26/eslint-config	* (affected)	—

References

Malicious npm package: @hackathon-26/eslint-config

advisory

vendor

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