Malware in textshape-css
Malware discovered in the npm package textshape-css. Any computer with this package installed or running should be considered fully compromised. All secrets and keys must be rotated immediately from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- textshape-css
The npm package textshape-css has been identified as containing malware. According to the GitHub advisory, 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, unaffected computer. 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 package installation, as the attacker may have gained full control of the system.\n\nThis is a critical supply chain incident affecting the npm ecosystem.
Indicators of compromise
- Packages
- textshape-css
Remediation
- Immediately remove the textshape-css package from all affected systems
- Rotate all secrets, API keys, and credentials from a different, unaffected computer
- Assume full system compromise and conduct forensic analysis
- Review system logs for unauthorized access or modifications
- Consider rebuilding affected systems from clean media if possible
- Monitor for any signs of persistent malware or backdoors
Sources
- GitHub Advisory GHSA-pmmh-8m34-xxwh · GitHub Advisory Database
Cite this entry
"Malware in textshape-css." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 15, 2026; last updated July 15, 2026. https://supplychainattack.org/incident/malware-in-textshape-css-i9jltm
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