CVE-2026-104843

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.

References

• https://github.com/astral-sh/uv/commit/67169645278ce082638d619beefa6d062540843b
• https://github.com/astral-sh/uv/pull/21923
• https://github.com/astral-sh/uv/releases/tag/0.12.18
• https://github.com/astral-sh/uv/security/advisories/GHSA-2cv4-cqwr-gwf7