MAL-2026-18216: Malicious code in @grabcad/preferences-client for npm
Summary
MAL-2026-18216: Installation may give an outside entity full control of the affected computer, exposing stored secrets and keys and leaving persistent malicious software. Affected versions are not published. No fix is published. How to fix ↓
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Background
@grabcad/preferences-client is an npm package in the JavaScript ecosystem. The supplied advisory identifies it as containing malicious code. The available information does not describe the package’s intended functionality or where it is used, so those details are not published.
Vulnerability Detail
The malicious code may give an outside entity full control of a computer where @grabcad/preferences-client is installed or running. The advisory classifies the issue as embedded malicious code. It warns that removing the package may not remove other malicious software resulting from installation, and that secrets and keys stored on the affected computer should be rotated immediately from a different computer.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall @grabcad/preferences-clientIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
Documented workaround: Remove @grabcad/preferences-client and rotate all secrets and keys stored on the affected computer immediately from a different computer. Treat the computer as fully compromised; removal alone may not eliminate resulting malicious software.
Conclusion
No fixed version is published for @grabcad/preferences-client. Remove it, treat any computer where it ran as fully compromised, and rotate stored secrets and keys from a different computer; removal may not eliminate resulting malicious software. Vulert monitors the dependencies in package-lock.json and alerts when a new vulnerability affects them; check an application at https://vulert.com/scanner.
See every vulnerability recorded for @grabcad/preferences-client →
FAQ
All versions are affected: the advisory lists the affected range as starting at 0, with no upper bound.
An outside entity may gain full control of a computer where @grabcad/preferences-client is installed or running, exposing stored secrets and keys.
No fixed version is published for @grabcad/preferences-client; remove the package rather than upgrading to an unspecified version.
Treat the computer as fully compromised, restrict its use, and rotate stored secrets and keys from a different computer immediately.
Search package-lock.json for @grabcad/preferences-client. Vulert can scan a manifest or SBOM and monitor the dependency at Vulert Scanner.
