MAL-2025-5732 Malicious code in systemjs-builder-test (npm)
- Package
- systemjs-builder-test
- Registry
- npm
What is MAL-2025-5732?
MAL-2025-5732 is a malicious package in systemjs-builder-test, published on 3 Jul 2025.
Official description
The package communicates with a domain associated with malicious activity.
Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.
What should I do about MAL-2025-5732?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.
Sources
Also known as GHSA-vhgf-9p55-gvg8.