CVE-2025-71437 — Astral uv through 0.8.21 Path Traversal via Symlinks in Sdist Tar Extraction
Astral uv before 0.8.22 contains a path traversal vulnerability in source distribution (sdist) tar extraction that allows a specially crafted sequence of symlinks to redirect fi…
Published: 2026-10-21 · CVSS: 8.7 · CVSS 4.0
Astral uv before 0.8.22 contains a path traversal vulnerability in source distribution (sdist) tar extraction that allows a specially crafted sequence of symlinks to redirect file writes outside the intended extraction prefix. Attackers can publish a malicious sdist that, when installed by a victim, writes arbitrary files to filesystem locations outside the installation prefix.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7