CVE-2025-69874

CRITICAL

9.8

Description

nanotar through 0.2.0 has a path traversal vulnerability in parseTar() and parseTarGzip() that allows remote attackers to write arbitrary files outside the intended extraction directory via a crafted tar archive containing path traversal sequence.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/11/2026

Last Modified4/3/2026

Sourcenvd

Honeypot Sightings0

Affected Products

unjs:nanotar

Weaknesses (CWE)

CWE-22

References

https://github.com/EthanKim88/ethan-cve-disclosures/blob/main/CVE-2025-69874-nanotar-Path-Traversal.md(cve@mitre.org)

https://github.com/unjs/nanotar(cve@mitre.org)

https://www.npmjs.com/package/nanotar(cve@mitre.org)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.