leavemealone

GHSA-v4vx-cj9j-7w7r

Malicious code in leavemealone (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.1`

## Source: kam193 (5628eb1d01e8eb7de8a582cd9ea85dff68eafde06f4e1164ae92842354db0bf7)
During building the package, it executes encrypted code. The content is unclear as the decryption key bases on the local environment variable. Given leaving a "flag" file at the end, this package can also be part of a CTF-like exercise, but it's not possible to be sure given the encrypted payload.


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


Campaign: 2026-04-leavemealone


Reasons (based on the campaign):


 - obfuscation

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/leavemealone/MAL-2026-2948.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/leavemealone
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/leavemealone/MAL-2026-2948.json
- https://github.com/advisories/GHSA-v4vx-cj9j-7w7r

Compromised versions (1)

= 0.1.1

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