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CVE-2026-87910

🗓️ 11 Sep 2026 17:27:04Reported by PSFType 
cve
 cve
🔗 web.nvd.nist.gov👁 171 Views

tarfile hardlink fallback ignores filter None return value, bypassing extraction rejection.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-87910
11 Sep 202617:27
–alpinelinux
cgr
Chainguard
CVE-2026-87910 vulnerabilities
2 Oct 202602:55
–cgr
circl
Circl
CVE-2026-87910
11 Sep 202618:10
–circl
cvelist
Cvelist
CVE-2026-87910 tarfile hardlink fallback ignores custom extraction filter rejection via None
11 Sep 202617:27
–cvelist
debiancve
Debian CVE
CVE-2026-87910
11 Sep 202617:27
–debiancve
euvd
EUVD
EUVD-2026-76162
11 Sep 202617:27
–euvd
mscve
Microsoft CVE
tarfile hardlink fallback ignores custom extraction filter rejection via None
21 Sep 202608:03
–mscve
nvd
NVD
CVE-2026-87910
11 Sep 202618:16
–nvd
osv
OSV
ALPINE-CVE-2026-87910
11 Sep 202618:16
–osv
osv
OSV
AZL-103383 CVE-2026-87910 affecting package python3 3.12.14-2
11 Sep 202618:16
–osv
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "tarfile"
    ],
    "product": "CPython",
    "repo": "https://github.com/python/cpython",
    "vendor": "Python Software Foundation",
    "versions": [
      {
        "lessThan": "3.12.15",
        "status": "affected",
        "version": "0",
        "versionType": "python"
      },
      {
        "lessThan": "3.13.16",
        "status": "affected",
        "version": "3.13.0",
        "versionType": "python"
      },
      {
        "lessThan": "3.15.0",
        "status": "affected",
        "version": "3.14.0a1",
        "versionType": "python"
      }
    ]
  }
]

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01 Oct 2026 14:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 45.7
EPSS0.00549
SSVC
171