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npm · Malicious package advisory

Malware

echo_bc67m_cf5am_fern

GHSA-vp4c-q856-mwrm

Malicious code in echo_bc67m_cf5am_fern (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

The package echo_bc67m_cf5am_fern 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/78792aee23e5c759f309a3d2e9397caf2439773e/osv/malicious/npm/echo_bc67m_cf5am_fern/MAL-2025-19175.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/78792aee23e5c759f309a3d2e9397caf2439773e/osv/malicious/npm/echo_bc67m_cf5am_fern/MAL-2025-19175.json
- https://github.com/ossf/malicious-packages/blob/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/echo_bc67m_cf5am_fern/MAL-2025-19175.json
- https://github.com/advisories/GHSA-vp4c-q856-mwrm

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.