MAL-2026-6070 Malicious code in libsc-runtime-telemetry (npm)

Malicious package Published
Package
libsc-runtime-telemetry
Registry
npm

What is MAL-2026-6070?

MAL-2026-6070 is a malicious package in libsc-runtime-telemetry, published on 17 Jun 2026.

Official description

Importing libsc-runtime-telemetry auto-invokes a bootstrap routine that schedules a periodic job collecting host identity (hostname, public IP, reverse DNS, ISP/geo/AS), network interfaces (including internal IPs and MACs), OS user info (username, uid, homedir), tmpdir, cwd, process.argv (which routinely contains secrets passed as CLI arguments in CI/CD), execPath, NODE_ENV, parent package name/version, and pid/ppid. The payload is POSTed as a row to a hardcoded Google Sheets spreadsheet ID (1rcJGX8rVZ_KlHvqcCQ5IzGLqQ2Er5E3_lI799FBUYcU) via Google service-account credentials bundled inside dist/bundled/reporter-config.js (client_email [email protected], embedded RSA private key). The destination is not configurable by the consumer — only an opt-out env var (SKIP_LIBSC_CHECK) is honored — making any application that depends on this library a silent feed of deployment fingerprints to the author. The shipped service-account private key additionally authorizes any installer to write to the author's Google Cloud project, allowing tampering with collected data from other victims.

What should I do about MAL-2026-6070?

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

Sources

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