cpu-optimizers

Details

**Severity:** Critical

**Affected versions:** `= 2.33.0`

## Source: kam193 (f82b75da107c50f4d2f3cf5587e7db58a0dc91b77f8511226ff9219623dc145a)
Clones of legitimate libraries with malicious modifications intended to download malicious remote code. The remote script allows executing arbitrary files through a Telegram as C2 channel. The package installs a generic entry point triggering malicious action.


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


Campaign: 2026-03-pipipipi


Reasons (based on the campaign):


 - clones-real-package


 - rat


 - Downloads and executes a remote malicious script.


 - typosquatting

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/cpu-optimizers/MAL-2026-2694.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/cpu-optimizers
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/cpu-optimizers/MAL-2026-2694.json
- https://github.com/advisories/GHSA-g775-wrw5-3jjv

Compromised versions (1)

• = 2.33.0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.