GCVE-110-OSM-2026-6299

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published June 18, 2026

Malicious package detected. Behaviors: data exfiltration, code execution, install-time execution. ENTRY install.js (install-hook: node install.js) - Install Hook Executes Local JS File in package.json DESTINATION - reconstructed: https://api.github.com/repos/tokens-studio/studio-cli-releases/releases (primary, reconstructed) in install.js - custom-c2: api.github.com (reconstructed) in install.js EXFIL - System Information Collection in bin/studio: "process.platform" - Network Request in install.js: "request(`https:" - System Information Collection in install.js: "process.platform" OBFUSCATION - recovered 1 urls, 1 domains from decoded/deobfuscated content ADDITIONAL FINDINGS - Reconstructed Obfuscated URL in install.js: "https://api.github.com/repos/tokens-studio/studio-cli-releases/releases" - Shell Command Execution in bin/studio: "require("child_process")" PAYLOAD FILES install.js INDICATORS (IOCs) - urls: https://tokens.studio/install.sh, https://documentation.tokens.studio/, https://tokens.studio - domains: tokens.studio, documentation.tokens.studio - payloadFileHash: 97a77983c31e5295d2ed5d4b8a2e4fd9bf1a06d4d5c6200be9def4ed7fc6c576

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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	@tokens-studio/studio-cli	0.1.7 (affected)	—

References

Malicious npm package: @tokens-studio/studio-cli

advisory

vendor

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