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Vulnerabilities

Vulnerability · CVE-2025-13462

The "tarfile" module would still apply normalization of AREGTYPE (\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK.

Published Mar 12, 2026 · catalog updated Aug 13, 2026 · The "tarfile" module would

Check if you run it

No confirmed exploitation is on record for CVE-2025-13462. EPSS is 0.17%. Act only if a listed version of The "tarfile" module would is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (The "tarfile" module would).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low2.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.17%
Remediation
Advisory link
Affected products
cpe python/python

The "tarfile" module would still apply normalization of AREGTYPE (\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to other implementations.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe python/python3.15.0

How to fix CVE-2025-13462

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-13462. EPSS is 0.17%. Act only if a listed version of The "tarfile" module would is installed.

Which versions are affected?

Compare what you have installed with 3.15.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-20: Improper Input Validation; CWE-434: Unrestricted Upload of File with Dangerous Type; CWE-74: Injection. EPSS 0.17%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 12, 2026 · NIST NVD

    Detected

    The "tarfile" module would still apply normalization of AREGTYPE (\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to other implementations.

  2. Aug 13, 2026 · NIST NVD

    Updated

    The "tarfile" module would still apply normalization of AREGTYPE (\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to other implementations.

Sources

  • CVE.orgVulnerability recordCVE-2025-13462

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-13462

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2025-13462

    The "tarfile" module would still apply normalization of AREGTYPE (\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to ot

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.