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CVE-2025-71437

8.7 high SSVC exploitation: none Awaiting Analysis
NVD · CVE.org

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

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 3

  1. StatusPublished → Awaiting AnalysisNVD modified 2026-10-22 17:39
  2. StatusReceived → PublishedNVD modified 2026-10-21 15:51
  3. First seenCVSS 8.7NVD modified 2026-10-21 01:17

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 2