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Vulnerability · NVD

CVE-2026-4360

CVE-2026-4360, medium severity (CVSS 5.3): 3 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS)
5.3

NVD scale

Exploitation
0.5 %

EPSS, predicted over 30 days

Tracked apps
3
Still exposed
0

In the Tarfile.extract() function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract() function.

Attack vector : Network No privileges required No user interaction
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS 0.48% exploit very unlikely percentile 38.8%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

  • Python 3.12 Windows winget:Python.Python.3.12
    Affected <3.1.5 Fixed in 3.1.5 Latest tracked 3.12.10 patched
  • Python 3.13 Windows winget:Python.Python.3.13
    Affected <3.1.5 Fixed in 3.1.5 Latest tracked 3.13.15 patched
  • Python 3.14 Windows winget:Python.Python.3.14
    Affected <3.1.5 Fixed in 3.1.5 Latest tracked 3.14.7 patched
Vulnerable CPE configurations (1)
Vendor Product Versions
python python
All platforms (wildcard)
 <3.1.5
View on NVD ↗ Advisory · mail.python.org Advisory · github.com

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