kyjnzu

GHSA-w272-jw2m-xm64

Malicious code in kyjnzu (npm)

Details

**Severity:** Critical

**Affected versions:** `= 4.2.3`

## Source: amazon-inspector (76ec5839e1ac972ae9271550bfe712c6d00f654ebce392fdc89762ab7347a663)
The package kyjnzu 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/kyjnzu/MAL-2025-191577.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/ce5aebcf135d19fafa94c24995d7ad8fac9d024d/osv/malicious/npm/kyjnzu/MAL-2025-191577.json
- https://security.snyk.io/vuln/SNYK-JS-KYJNZU-14152274
- https://socket.dev/blog/north-korea-contagious-interview-npm-attacks
- https://thehackernews.com/2025/11/north-korean-hackers-deploy-197-npm.html
- https://github.com/advisories/GHSA-w272-jw2m-xm64

Compromised versions (1)

= 4.2.3

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