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CVE-2026-59890

MEDIUM CVSS: 6.1 Published: 2026-07-08 Modified: 2026-07-13

Description

setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. Prior to 83.0.0, FileList applied MANIFEST.in exclude, global-exclude, recursive-exclude, and prune directives by matching compiled glob patterns against on-disk file names without Unicode normalization, so on macOS APFS or HFS+ an NFD file name could bypass an NFC exclusion rule and be packed into a source distribution. This issue is fixed in version 83.0.0.

Affected Platforms

Python Setuptools

Weakness Type

CWE-176, CWE-697

References