Path Traversal in Pypa Setuptools

CVE-2025-47273

setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. A path traversal vulnerability in `PackageIndex` is present in setuptools prior to version 78.1.1. An attacker would be allowed…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.015 (70.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-47273?
CVE-2025-47273 is a high-severity vulnerability in Pypa Setuptools, classified under Path Traversal. CVSS score: 8.8/10. Published 2025-05-17.
How severe is CVE-2025-47273?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-47273 known to be exploited?
18 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.