Vulnerability GHSA-2cv4-cqwr-gwf7
Medium Risk
MEDIUM RISK
CVSS Score: 6.0
Score Range: 4.0–6.9
Medium severity vulnerabilities (CVSS 4.0–6.9). Important issues that meaningfully reduce security confidence.
7 hours ago
October 05, 2026 at 11:42 PM UTC
uv: Path traversal on Windows through wheel extraction
0.12.7 - 0.12.17
0.12.7 - 0.12.17
Summary
uv: Path traversal on Windows through wheel extraction
Details
Impact
In versions of uv from 0.12.7 to 0.12.18 on Windows, uv could be induced into writing a file outside of the installation prefix during wheel installation.
A malicious wheel could use this to place an executable outside of the intended environment, including in a directory already present on the user's PATH.
This vulnerability only affects Windows hosts; no other platforms are affected.
Patches
uv 0.12.18 and newer address this vulnerability. Users are encouraged to upgrade to 0.12.18.
Workarounds
There is no workaround other than upgrading to uv 0.12.18.
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