---
id: CVE-2026-103290
title: >-
  Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path
  traversal vulnerability in the ImageSize service
summary: >-
  Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path
  traversal vulnerability in the ImageSize service. Insufficient input
  validation of user-supplied file paths may allow authenticated staff users to
  access local files o…
severity: low
cvss: 3.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L'
cwe:
  - CWE-35
vendor: TryGhost
product: Ghost
affected:
  - Ghost >= 6.14.0 < 6.27.0
published: '2026-10-01'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T11:17:25.520'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-103290'
references:
  - url: 'https://github.com/TryGhost/Ghost/security/advisories/GHSA-83rp-q473-j88c'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/ghost-6.14.0-before-6.27.0-path-traversal-via-imagesize
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-01T11:42:53.814Z'
---

## Overview

Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path traversal vulnerability in the ImageSize service. Insufficient input validation of user-supplied file paths may allow authenticated staff users to access local files outside the intended data storage directories on the server.

## Remediation

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