---
id: CVE-2026-69973
title: >-
  Improper limitation of a pathname to a restricted directory ('path traversal')
  in Windows Libarchive allows an unauthorized attacker to perform tampering
  over a network.
summary: >-
  Improper limitation of a pathname to a restricted directory ('path traversal')
  in Windows Libarchive allows an unauthorized attacker to perform tampering
  over a network.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'
cwe:
  - CWE-22
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T22:17:52.960'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-69973'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69973'
    label: secure@microsoft.com
tags:
  - nvd
ingestedAt: '2026-10-13T19:43:28.975Z'
---

## Overview

Improper limitation of a pathname to a restricted directory ('path traversal') in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.