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CVE-2026-104843 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/astral-sh/uv/commit/67169645278ce082638d619beefa6d062540843b	[email protected]
https://github.com/astral-sh/uv/pull/21923	[email protected]
https://github.com/astral-sh/uv/releases/tag/0.12.18	[email protected]
https://github.com/astral-sh/uv/security/advisories/GHSA-2cv4-cqwr-gwf7	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-22	Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 2, 2026	New CVE Received	[email protected]
Oct 2, 2026	CVE Modified	CISA-ADP