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npm · Malicious package advisory

Malware

kryptonite_ulsfy_v5mrf_fireworks

GHSA-rfj4-gq5r-523g

Malicious code in kryptonite_ulsfy_v5mrf_fireworks (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

The package kryptonite_ulsfy_v5mrf_fireworks 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/ce5aebcf135d19fafa94c24995d7ad8fac9d024d/osv/malicious/npm/kryptonite_ulsfy_v5mrf_fireworks/MAL-2025-44906.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/ce5aebcf135d19fafa94c24995d7ad8fac9d024d/osv/malicious/npm/kryptonite_ulsfy_v5mrf_fireworks/MAL-2025-44906.json
- https://github.com/advisories/GHSA-rfj4-gq5r-523g

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.