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npm · Malicious package advisory

Malware

libxmlussr

GHSA-4423-g3q9-38gr

Malicious code in libxmlussr (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

## Source: amazon-inspector (2d94a22bb719650fe5b9629ed1918677f55f3a0719b015bd7851920bd36fbb05)
The package libxmlussr 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/934165475d54679a7cd445f025bb8c97422cc949/osv/malicious/npm/libxmlussr/MAL-2025-192463.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/934165475d54679a7cd445f025bb8c97422cc949/osv/malicious/npm/libxmlussr/MAL-2025-192463.json
- https://github.com/advisories/GHSA-4423-g3q9-38gr

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.