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CVE-2026-104843: Improper Limitation of a Pathname to a Restricted Directory

🗓️ 02 Oct 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Improper pathname limitation in uv on Windows allows writing files outside installation prefix.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-104843
2 Oct 202615:29
–cve
cvelist
Cvelist
CVE-2026-104843 uv: Path traversal on Windows through wheel extraction
2 Oct 202615:29
–cvelist
debiancve
Debian CVE
CVE-2026-104843
2 Oct 202615:29
–debiancve
euvd
EUVD
EUVD-2026-91675
5 Oct 202623:42
–euvd
github
Github Security Blog
uv: Path traversal on Windows through wheel extraction
5 Oct 202623:42
–github
nvd
NVD
CVE-2026-104843
2 Oct 202616:16
–nvd
osv
OSV
GHSA-2CV4-CQWR-GWF7 uv: Path traversal on Windows through wheel extraction
5 Oct 202623:42
–osv
ptsecurity
Positive Technologies
PT-2026-104357
2 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-104843
2 Oct 202617:02
–redhatcve
ubuntucve
UbuntuCve
CVE-2026-104843
5 Oct 202600:00
–ubuntucve
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02 Oct 2026 00:00Current
CVSS 45.9
EPSS0.00426
SSVC
0