MAL-2026-13721 Malicious code in eth-library-utils (npm)

Malicious package Published
Package
eth-library-utils
Registry
npm

What is MAL-2026-13721?

MAL-2026-13721 is a malicious package in eth-library-utils, published on 10 Aug 2026.

Official description

No a static rule matches and no traced code findings were produced for this package version. No credential access, install-time network fetch-and-execute, hardcoded exfiltration endpoint, silent-relay mechanism, backdoor, or self-propagation behavior is evidenced in the available signals.

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-2026-13721?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

Sources

Also known as GHSA-rp49-3975-7q6c.

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