CVE-2026-4360

Source
https://cve.org/CVERecord?id=CVE-2026-4360
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4360.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-4360
Aliases
Downstream
Related
Published
2026-06-30T14:45:35.601Z
Modified
2026-08-14T03:52:02.636285347Z
Severity
  • 2.0 (Low) CVSS_V4 - 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 CVSS Calculator
Summary
Tarfile.extract() doesn't fully respect filter parameter
Details

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.

Database specific
{
    "cwe_ids": [
        "CWE-281"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4360.json",
    "cna_assigner": "PSF",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "fixed": "3.10.21"
                },
                {
                    "introduced": "3.11.0"
                },
                {
                    "fixed": "3.11.16"
                },
                {
                    "introduced": "3.12.0"
                },
                {
                    "fixed": "3.12.14"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/python/cpython

Affected ranges

Type
GIT
Repo
https://github.com/python/cpython
Events
Database specific
Show details
{
    "extracted_events": [
        {
            "introduced": "3.13.0"
        },
        {
            "fixed": "3.13.15"
        },
        {
            "introduced": "3.14.0"
        },
        {
            "fixed": "3.14.7"
        },
        {
            "introduced": "3.15.0a1"
        },
        {
            "fixed": "3.15.0b4"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

v3.*
v3.13.0
v3.13.1
v3.13.10
v3.13.11
v3.13.12
v3.13.13
v3.13.14
v3.13.2
v3.13.3
v3.13.4
v3.13.5
v3.13.6
v3.13.7
v3.13.8
v3.14.0
v3.14.1
v3.14.2
v3.14.3
v3.14.4
v3.14.5
v3.14.5rc1
v3.14.6
v3.15.0b1
v3.15.0b2
v3.15.0b3

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4360.json"