# MAL-2025-40603: Malicious code in yonder_bw6v3_zc2n3_yarrow (npm)


- **Type:** Malicious package
- **Package:** `yonder_bw6v3_zc2n3_yarrow` (npm)
- **Published:** 14 Aug 2025

## What is MAL-2025-40603?

MAL-2025-40603 is a malicious package in yonder_bw6v3_zc2n3_yarrow, published on 14 Aug 2025. 

### Official description

The package yonder_bw6v3_zc2n3_yarrow was found to contain malicious code.

## What should I do about MAL-2025-40603?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

## Fix prompt for AI coding agents

```text
MAL-2025-40603 is a malicious package: yonder_bw6v3_zc2n3_yarrow (npm). Every version was published to cause harm.

Task:
1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.
2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.
3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.
4. If the package is not used anywhere, say so and change nothing.

Reference: https://insights.sbomify.com/MAL-2025-40603/ (Markdown: https://insights.sbomify.com/MAL-2025-40603/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2025-40603

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From sbomify Insights: https://insights.sbomify.com/MAL-2025-40603/
Summaries are generated and may contain mistakes; the official description above is the record.