Improper Preservation of Permissions Affecting python/cpython package, versions [0,]
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-PYTHONCPYTHON-17851137
- published6 Jul 2026
- disclosed30 Jun 2026
- creditUnknown
Introduced: 30 Jun 2026
NewCVE-2026-4360 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Improper Preservation of Permissions in the extract function. An attacker can cause files to be written with unexpected user or group ownership by crafting a tar file with malicious hardlinks and supplying it to the extraction process.