Description
When pip is installing and extracting a maliciously crafted wheel archive, files may be extracted outside the installation directory. The path traversal is limited to prefixes of the installation directory, thus isn't able to inject or overwrite executable files in typical situations.
References (3)
Core 3
Core References
Issue Tracking patch
https://github.com/pypa/pip/pull/13777
Various Sources vendor-advisory
https://mail.python.org/archives/list/[email protected]/thread/WIEA34D4TABF2UNQJAOMXKCICSPBE2DJ/
Scores
CVSS v4
2.0
EPSS
0.0003
EPSS Percentile
7.2%
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-22
Status
published
Products (2)
pypi/pip
0 - 26.0PyPI
Python Packaging Authority/pip
< 26.0
Published
Feb 02, 2026
Tracked Since
Feb 18, 2026