CVE-2026-1703— Limited path traversal when installing wheel archives
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I. Basic Information for CVE-2026-1703
Vulnerability Information
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Vulnerability Title
Limited path traversal when installing wheel archives
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
pip 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
pip是Python Packaging Authority开源的一个Python包安装程序。 pip存在安全漏洞，该漏洞源于安装恶意制作的wheel存档时可能发生路径遍历，可能导致文件被提取到安装目录之外。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Python Packaging Authority | pip | 0 ~ 26.0 | - |
II. Public POCs for CVE-2026-1703
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|---|
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IV. Related Vulnerabilities
Same product: pip
Same weakness: CWE-22
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V. Comments for CVE-2026-1703
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