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npm · Malicious package advisory

Malware

eslint-plugin-es-spec

GHSA-fqgf-2wqq-w8qq

Malicious code in eslint-plugin-es-spec (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

The package eslint-plugin-es-spec 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/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/eslint-plugin-es-spec/MAL-2025-19853.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/eslint-plugin-es-spec/MAL-2025-19853.json
- https://github.com/advisories/GHSA-fqgf-2wqq-w8qq

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.