CVE-2026-4360

CVE Enrichment

CVSS: 2.0 LOW
EPSS: 0.48%
EPSS Percentile: 40.18%
CISA KEV: Not listed

Description

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.

Technical Details

CVSS Version: 4.0
CNA / NVD Source: [email protected]
Published: 30-Jun-2026 22:16
Last Modified: 13-Aug-2026 08:16
EPSS Date: 2026-10-20
CWE: CWE-281

CVSS Vector


            CVSS:4.0                            AV:N /
                            AC:L /
                            AT:P /
                            PR:H /
                            UI:P /
                            VC:N /
                            VI:L /
                            VA:N /
                            SC:N /
                            SI:N /
                            SA:N /
                            E:X /
                            CR:X /
                            IR:X /
                            AR:X /
                            MAV:X /
                            MAC:X /
                            MAT:X /
                            MPR:X /
                            MUI:X /
                            MVC:X /
                            MVI:X /
                            MVA:X /
                            MSC:X /
                            MSI:X /
                            MSA:X /
                            S:X /
                            AU:X /
                            R:X /
                            V:X /
                            RE:X /
                            U:X

Affected Products / Versions

python / python Source: NVD CPE · affected
Version / affected range: * · before (exclusive) 3.1.5
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*

References

Last enrichment sync: 01-Nov-2026 20:34
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (1)

The rest of that entry is five CVEs, among them a file overwrite issue, CVE-2026-11940, and incorrect handling of user and group IDs in tar files, CVE-2026-4360. Debian 13.7 Bundles 92 Security Advisories and Updates 106 Packages

CVE (19)

Products (18)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.