GCVE-110-OSM-2026-5956

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published June 15, 2026

Malicious package detected. Behaviors: obfuscated code. ENTRY src/index.js (main: src/index.js) OBFUSCATION - Base64 Encoded Payload in src/index.js: "'WPpcKwTRcrdcRCkNtHtdPmkZD8oKcNqHW6S8ymkVhmoyW5ldQ2tcKYBdO115xuHAW5z3dJJcMwmZWRW..." ADDITIONAL FINDINGS - Brand New Package - Very New NPM Publisher Account - Rapid Version Publishing INDICATORS (IOCs) - urls: https://tailwindcss.com/docs/typography-plugin, https://play.tailwindcss.com/uj1vGACRJA?layout=preview, https://tailwindcss.com/docs/responsive-design, https://tailwindcss.com/docs/hover-focus-and-other-states, https://tailwindcss.com/discord - domains: tailwindcss.com, play.tailwindcss.com, nicolasgallagher.com, v3.tailwindcss.com, art.win (+3 more)

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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	twcompose-utils	all (affected)	—

References

Malicious npm package: twcompose-utils

advisory

vendor

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