syscachelib

GHSA-x23p-rhfg-jpch

Malicious code in syscachelib (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.0`

## Source: kam193 (c8aa87f03342830d082dcfd87dfce0528b19781902f9c9e56a7379046d8a1572)
Importing the module starts a UAC bypass through fodhelper to run a privileged shell, and download and execute a remote file.


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


Campaign: 2025-06-syscachelib


Reasons (based on the campaign):


 - Downloads and executes a remote executable.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/syscachelib/MAL-2025-6598.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/syscachelib
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/syscachelib/MAL-2025-6598.json
- https://github.com/advisories/GHSA-x23p-rhfg-jpch

Compromised versions (1)

= 0.1.0

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