GCVE-110-OSM-2026-4271

Advisory PublishedCVSS 5.4/10

Vulnetix · Advisory published May 13, 2026

[osmalyze-auto] Bug bounty dependency confusion attempt. Package exfiltrates basic system information (hostname, IP, DNS) to security research infrastructure. Behaviors: data exfiltration, code execution, network activity, install-time execution. [osmalyze-auto] Entrypoint: index.js (install-hook: node index.js) Exfil: https://0rs5p37bu6a5jo1clisyq7f0frli98xx.oastify.com/testbydext (oast, recovery: plaintext in index.js) Payload: index.js Key findings: - OAST/Interactsh Exfiltration in index.js: "oastify.com" - Shell Command Execution in index.js: "require('child_process')" - Install Hook Executes Local JS File in package.json: ""preinstall" : "node index.js"" - Very New NPM Publisher Account - Publisher Has Other Malicious Packages IOCs: - oastEndpoints: https://0rs5p37bu6a5jo1clisyq7f0frli98xx.oastify.com/testbydext - payloadFileHash: bbc683e3696bfa2ad9da0b50ef35845e569c0a334209650503138341ed8548e0

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

5.4/10

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

Affected Products

Vendor	Product	Versions	Platforms
unknown	adminui-deps	all (affected)	—

References

Malicious npm package: adminui-deps

advisory

vendor

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