GHSA-7r27-jhmm-vmp6MediumCVSS 7.5
If `shutil.unpack_archive()` is given a ZIP archive with an absolute Windows path containing a...
🔗 CVE IDs covered (1)
📋 Description
If shutil.unpack_archive() is given a ZIP archive with an absolute Windows path containing a drive (C:\\...) then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability.
🔗 References (13)
- https://nvd.nist.gov/vuln/detail/CVE-2026-3087
- https://github.com/python/cpython/issues/146581
- https://github.com/python/cpython/pull/146591
- https://mail.python.org/archives/list/security-announce@python.org/thread/X6FXE5C6KDKOVNX3EC3DWD5RUPFWOZA4
- http://www.openwall.com/lists/oss-security/2026/04/28/9
- https://github.com/python/cpython/commit/ab5ef98af693bded74a738570e81ea70abef2840
- https://github.com/python/cpython/commit/b01e594fbe754a960212f908d047294e880b52fd
- https://github.com/python/cpython/commit/fc829e88753858c8ac669594bf0093f44948c0f4
- https://github.com/python/cpython/commit/65b255416ae217bf0e22085be3c1976cea18bd8c
- https://github.com/python/cpython/commit/8e13025747e1ca72e86d1f35637123f9c306f0cb
- https://github.com/python/cpython/commit/8ee6aff14054b37b53e47194a2fa313e98163c94
- https://github.com/python/cpython/commit/ba0aca3bffce431fe2fbd53ca4cd6a717a2e2c19
- https://github.com/advisories/GHSA-7r27-jhmm-vmp6