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npm · Malicious package advisory

Malware

cas-fee-demo

GHSA-mjgc-mx5q-4pw2

Malicious code in cas-fee-demo (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

The package cas-fee-demo 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/4012598c9b06e58935bd8883f7a0cd37c3130664/osv/malicious/npm/cas-fee-demo/MAL-2025-16576.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/4012598c9b06e58935bd8883f7a0cd37c3130664/osv/malicious/npm/cas-fee-demo/MAL-2025-16576.json
- https://github.com/advisories/GHSA-mjgc-mx5q-4pw2

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.