# MAL-2025-47310: Malicious code in ember-url-hash-polyfill (npm)


- **Type:** Malicious package
- **Package:** `ember-url-hash-polyfill` (npm)
- **Published:** 16 Sep 2025
- **Also known as:** GHSA-wxvv-c37v-jfmc

## What is MAL-2025-47310?

MAL-2025-47310 is a malicious package in ember-url-hash-polyfill, published on 16 Sep 2025. 

### Official description

The package was compromised and malicious code added.

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.

This package was compromised by the Shai-Hulud NPM worm. The malicious payload
steals tokens and credentials and publishes them to GitHub before propogating
itself to NPM packages the user owns.

## What should I do about MAL-2025-47310?

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-2025-47310 is a malicious package: ember-url-hash-polyfill (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-2025-47310/ (Markdown: https://insights.sbomify.com/MAL-2025-47310/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2025-47310

---
From sbomify Insights: https://insights.sbomify.com/MAL-2025-47310/
Summaries are generated and may contain mistakes; the official description above is the record.