{"cve":"CVE-2026-41140","nvd":{"published":"2026-04-24T18:16:28.613","modified":"2026-10-26T22:10:00.163","status":"Deferred","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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U","score":0.6},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H","score":8.7},"cwes":["CWE-22"],"references":["https://github.com/python-poetry/poetry/security/advisories/GHSA-73h3-mf4w-8647","https://access.redhat.com/errata/RHSA-2026:24866","https://access.redhat.com/security/cve/CVE-2026-41140","https://bugzilla.redhat.com/show_bug.cgi?id=2461604","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41140.json"],"products":[],"source":"nvd","synced_at":"2026-10-26T22:26:44.656832877+00:00"},"epss":{"cve":"CVE-2026-41140","score":0.00294,"percentile":0.21798,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-73h3-mf4w-8647","url":"https://osv.dev/vulnerability/GHSA-73h3-mf4w-8647","summary":"Poetry has Path Traversal in tar extraction on Python 3.10.0 - 3.10.12 and 3.11.0 - 3.11.4","modified":"2026-07-13T16:42:25.945183494Z","packages":[{"ecosystem":"PyPI","name":"poetry","purl":"pkg:pypi/poetry","ranges":["<2.3.4"],"fixed":["2.3.4"]}]},{"id":"PYSEC-2026-2890","url":"https://osv.dev/vulnerability/PYSEC-2026-2890","summary":"Poetry has Path Traversal in tar extraction on Python 3.10.0 - 3.10.12 and 3.11.0 - 3.11.4","modified":"2026-07-13T16:32:58.805584132Z","packages":[{"ecosystem":"PyPI","name":"poetry","purl":"pkg:pypi/poetry","ranges":["<2.3.4"],"fixed":["2.3.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}