CVE-2025-69874

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/EthanKim88/ethan-cve-disclosures/blob/main/CVE-2025-69874-nanotar-Path-Traversal.md	Exploit Third Party Advisory
https://github.com/unjs/nanotar	Product
https://www.npmjs.com/package/nanotar	Product

Configurations

Configuration 1 (hide)

cpe:2.3:a:unjs:nanotar:*:*:*:*:*:node.js:*:*

History

No history.

Information

Published : 2026-02-11 18:16

Updated : 2026-06-17 10:00

NVD link : CVE-2025-69874

Mitre link : CVE-2025-69874

CVE.ORG link : CVE-2025-69874

JSON object : View

Products Affected

unjs

nanotar

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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