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npm · Malicious package advisory

Malware

et_phone_home

GHSA-22c9-84j8-wjjv

Malicious code in et_phone_home (npm)

Details

**Severity:** Critical

**Affected versions:** `= 0.0.5`

Runs on install. The postinstall script fetches a path from a bare IPv4 address with wget, contacting a remote host from every machine that installs the package. Version examined: 0.0.5; tarball SHA-256 58f9b4c9c26abe6ac52353ce1e0a824fba06c8aa7cefa94d2d4805306053e82c.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/65d7c0b05e1069e74e09136ec74ac3530ebad741/osv/malicious/npm/et_phone_home/MAL-2026-18607.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/65d7c0b05e1069e74e09136ec74ac3530ebad741/osv/malicious/npm/et_phone_home/MAL-2026-18607.json
- https://github.com/advisories/GHSA-22c9-84j8-wjjv

Compromised versions (1)

  • = 0.0.5

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.