# 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.

## Key facts

- **CVE ID:** CVE-2026-41140
- **Published:** 2026-04-24
- **CWE codes:** CWE-22

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-41140

## Citation

> AI Analytics. CVE-2026-41140. Retrieved 2026-07-21 from https://api.ai-analytics.org/cve/CVE-2026-41140. Derived from NIST NVD. Licensed CC0.

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