CVE-2026-41140

Vulnerability Description

Poetry is a dependency manager for Python. Prior to 2.3.4, the extractall() function in src/poetry/utils/helpers.py:410-426 extracts sdist tarballs without path traversal protection on Python versions where tarfile.data_filter is unavailable. Considering only Python versions which are still supported by Poetry, these are 3.10.0 - 3.10.12 and 3.11.0 - 3.11.4. This vulnerability is fixed in 2.3.4.

Related Weaknesses (CWE)

CWE-22

References

https://github.com/python-poetry/poetry/security/advisories/GHSA-73h3-mf4w-8647

FAQ

What is CVE-2026-41140?

CVE-2026-41140 is a documented vulnerability. Poetry is a dependency manager for Python. Prior to 2.3.4, the extractall() function in src/poetry/utils/helpers.py:410-426 extracts sdist tarballs without path traversal protection on Python versions...

How severe is CVE-2026-41140?

CVSS scoring is not yet available for CVE-2026-41140. Check NVD for updates.

Is there a patch for CVE-2026-41140?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.