Malware in @servicetitan/anvil-fonts
Malware discovered in the npm package @servicetitan/anvil-fonts. Systems with this package installed are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @servicetitan/anvil-fonts
A malicious package named @servicetitan/anvil-fonts was published to npm and contains malware. Any computer that has installed or executed this package should be considered fully compromised.
The advisory indicates that the malware grants outside entities full control of affected systems. All secrets, keys, and credentials stored on compromised machines should 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 initial compromise. Full system remediation and security review is recommended.
Indicators of compromise
- Packages
- @servicetitan/anvil-fonts
Remediation
- Immediately remove the @servicetitan/anvil-fonts package from all systems
- Rotate all secrets, keys, and credentials from a different, unaffected computer
- Perform a full security audit and malware scan on all affected systems
- Review system logs for unauthorized access or activity
- Consider full system reimaging if compromise is suspected to be complete
- Audit all systems that may have downloaded or installed this package
Sources
- GitHub Advisory GHSA-f58f-q8mq-6xvx · GitHub Advisory Database
Cite this entry
"Malware in @servicetitan/anvil-fonts." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 4, 2026; last updated August 4, 2026. https://supplychainattack.org/incident/malware-in-servicetitan-anvil-fonts-shs62l
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