PT-2026-120162 · Astral Sh · Uv

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CVE-2025-71437

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Published

2026-10-21

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Updated

2026-10-21

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
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.

Fix

Path traversal

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Weakness Enumeration

Related Identifiers

CVE-2025-71437

Affected Products

Uv