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CVE-2026-3087 shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs

🗓️ 27 Apr 2026 20:46:43Reported by PSFType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

Shutil unpack_archive on Windows fails to validate zip paths, causing extraction outside target.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-3087
27 Apr 202620:46
attackerkb
Circl
CVE-2026-3087
28 Apr 202602:22
circl
CNNVD
CPython 路径遍历漏洞
27 Apr 202600:00
cnnvd
CVE
CVE-2026-3087
27 Apr 202620:46
cve
Debian CVE
CVE-2026-3087
27 Apr 202620:46
debiancve
EUVD
EUVD-2026-25922
27 Apr 202620:46
euvd
NVD
CVE-2026-3087
27 Apr 202621:16
nvd
OSV
BIT-LIBPYTHON-2026-3087 shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs
29 Apr 202611:42
osv
OSV
BIT-PYTHON-2026-3087 shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs
29 Apr 202611:50
osv
OSV
BIT-PYTHON-MIN-2026-3087 shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs
29 Apr 202611:50
osv
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "shutil"
    ],
    "product": "CPython",
    "repo": "https://github.com/python/cpython",
    "vendor": "Python Software Foundation",
    "versions": [
      {
        "version": "0",
        "lessThan": "3.13.14",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.14.0a1",
        "lessThan": "3.14.5rc1",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.15.0a1",
        "lessThan": "3.15.0b1",
        "status": "affected",
        "versionType": "python"
      }
    ]
  }
]

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