Malware in my-tailwind-gutenberg-block
The npm package my-tailwind-gutenberg-block contains malware that grants full system compromise to an outside entity. All systems with this package installed should be considered fully compromised and all secrets and keys rotated immediately from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- my-tailwind-gutenberg-block
The npm package my-tailwind-gutenberg-block has been identified as containing malware. According to the GitHub Advisory (GHSA-mhvw-mw3c-6mc5), any computer that has this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the initial compromise, given that the attacker may have gained full control of the system.\n\nAffected users should treat their systems as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- my-tailwind-gutenberg-block
Remediation
- Immediately rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the my-tailwind-gutenberg-block package from all affected systems
- Conduct a full security audit and malware scan of any system that had this package installed
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider rebuilding affected systems from clean media if full compromise is suspected
- Notify any services or systems that may have been accessed from compromised machines
Sources
- GitHub Advisory GHSA-mhvw-mw3c-6mc5 · GitHub Advisory Database
Cite this entry
"Malware in my-tailwind-gutenberg-block." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 16, 2026; last updated July 16, 2026. https://supplychainattack.org/incident/malware-in-my-tailwind-gutenberg-block-0xlt0y
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