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CVE PROGRAM SOURCE RECORD5.9 Medium

CVE-2026-104843

uv: Path traversal on Windows through wheel extraction

Description

uv is a Python package and project manager written in Rust. From 0.12.7 until 0.12.18, uv wheel extraction on Windows can process a malicious wheel in a way that writes a file outside the installation prefix, including an executable in a directory already present on the user's PATH. Non-Windows hosts are not affected. This issue is fixed in version 0.12.18.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

astral-sh uv

  • >= 0.12.7, < 0.12.18affected

References