VYPR

npm · Malicious package advisory

Malware

example-marko-webpack

GHSA-4ghw-mjjg-j3mc

Malicious code in example-marko-webpack (npm)

Details

**Severity:** Critical

**Affected versions:** `= 100.0.2`

## Source: ossf-package-analysis (553d816403e5dd786bafbe39f79c521cc2e5bd1917b425aefd7d5f34c96400b6)
The OpenSSF Package Analysis project identified 'example-marko-webpack' @ 100.0.2 (npm) as malicious.

It is considered malicious because:

- The package executes one or more commands associated with malicious behavior.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/example-marko-webpack/MAL-2025-3950.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/example-marko-webpack/MAL-2025-3950.json
- https://github.com/advisories/GHSA-4ghw-mjjg-j3mc

Compromised versions (1)

  • = 100.0.2

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