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npm · Malicious package advisory

Malware

internal-lib-vulnerable

GHSA-mx7j-pw9m-vcfg

Malicious code in internal-lib-vulnerable (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

Malicious package due to data exfiltration, arbitrary code execution during installation via preinstall script, and suspicious hostname.## Source: amazon-inspector (b46f6c2b8b094dc4a9864676457c3ea2af565204d854ab4cf1eb27be87aaa878)
The package internal-lib-vulnerable was found to contain malicious code.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/05b419acdcdd6e02782971da765f32a22a1aed8e/osv/malicious/npm/internal-lib-vulnerable/MAL-2026-1484.json))

**References:**
- https://app.safedep.io/community/malysis/01KKV1FBC1KM86MSX3WYWV3RS2
- https://github.com/ossf/malicious-packages/blob/05b419acdcdd6e02782971da765f32a22a1aed8e/osv/malicious/npm/internal-lib-vulnerable/MAL-2026-1484.json
- https://github.com/advisories/GHSA-mx7j-pw9m-vcfg

Compromised versions (1)

  • > 0

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