MAL-2026-16175 Malicious code in csa-mfa (npm)

Malicious package Published
Package
csa-mfa
Registry
npm

What is MAL-2026-16175?

MAL-2026-16175 is a malicious package in csa-mfa, published on 15 Sep 2026.

Official description

package.json declares a preinstall script that runs wget against http://169.58.142.14:8080/ with query parameters populated by shell command substitution of whoami, ls, and hostname. On npm install this automatically transmits the installer's username, current-directory listing, and hostname to a hardcoded bare-IP HTTP endpoint unrelated to any legitimate publisher infrastructure. There is no functional package purpose served by this behavior.

The OpenSSF Package Analysis project identified 'csa-mfa' @ 1.1.16 (npm) as malicious.

It is considered malicious because:

  • The package executes one or more commands associated with malicious behavior.

What should I do about MAL-2026-16175?

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

Sources

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