pytablute

GHSA-p4h7-5jh2-3rpc

Malicious code in pytablute (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.3`

## Source: kam193 (89c8605077eecd12f249b3698da0cc2b60f54ecca01041a16221882d1ee6a4b1)
Packages contain hidden code that is effectively run during importing or using the library, and downloads second stage code. Then, a process running in background periodically connects to a remote host and waits for next code to execute


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


Campaign: 2025-11-spellcheckers


Reasons (based on the campaign):


 - obfuscation


 - Downloads and executes a remote malicious script.


 - The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/4df24515b0667514568a74f3b44865ec0631a65c/osv/malicious/pypi/pytablute/MAL-2026-13685.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/pytablute
- https://github.com/ossf/malicious-packages/blob/4df24515b0667514568a74f3b44865ec0631a65c/osv/malicious/pypi/pytablute/MAL-2026-13685.json
- https://helixguard.ai/blog/malicious-spellcheckers-2025-11-19
- https://www.aikido.dev/blog/malicious-pypi-packages-spellcheckpy-and-spellcheckerpy-deliver-python-rat
- https://github.com/advisories/GHSA-p4h7-5jh2-3rpc

Compromised versions (1)

= 1.0.3

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