# MAL-2026-983: Malicious code in tensorflow-opt (PyPI)


- **Type:** Malicious package
- **Package:** `tensorflow-opt` (PyPI)
- **Published:** 22 Feb 2026

## What is MAL-2026-983?

MAL-2026-983 is a malicious package in tensorflow-opt, published on 22 Feb 2026. 

### Official description

Package is likely a dependency confusion against some legitimate extension packages for TensorFlow but contains just cryptominers. When calling the "start" method, the cryptominer is copied from the package directory to the main TensorFlow installation dir, and the cryptomining for a hardcoded wallet starts.

---

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2026-02-old-tensorflow-opt

Reasons (based on the campaign):

 - impersonation

 - dependency-confusion

 - cryptominer

## What should I do about MAL-2026-983?

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-2026-983 is a malicious package: tensorflow-opt (PyPI). 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-2026-983/ (Markdown: https://insights.sbomify.com/MAL-2026-983/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2026-983

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From sbomify Insights: https://insights.sbomify.com/MAL-2026-983/
Summaries are generated and may contain mistakes; the official description above is the record.