MAL-2026-4692 Malicious code in thevoid (npm)

Malicious package Published
Package
thevoid
Registry
npm

What is MAL-2026-4692?

MAL-2026-4692 is a malicious package in thevoid, published on 22 May 2026.

Official description

On install, postinstall.js performs an HTTPS request to void-relay.com carrying process.env contents along with host identifiers (process.platform, process.arch). The destination is not associated with any documented publisher SDK or runtime CDN, and the data exfiltrated (full environment variables plus host fingerprint) constitutes installer-side secret leakage. This matches the canonical hardcoded-C2 exfiltration shape: a lifecycle script (postinstall.js line 38) issues https.get to a hardcoded attacker-controlled host (void-relay.com, line 22) with environment data attached. Any developer or CI runner that installs this package will leak its environment (which routinely contains API tokens, cloud credentials, and CI secrets) to the attacker.

What should I do about MAL-2026-4692?

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

Sources

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