---
id: CVE-2026-104411
title: >-
  Ghost from 6.22.1 before 6.64.0 contains a stored cross-site scripting
  vulnerability that allows staff users to host scripts by uploading files
  served with extension-derived content types on the default local storage
  adapter
summary: >-
  Ghost from 6.22.1 before 6.64.0 contains a stored cross-site scripting
  vulnerability that allows staff users to host scripts by uploading files
  served with extension-derived content types on the default local storage
  adapter. Attackers c…
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N'
cwe:
  - CWE-79
vendor: TryGhost
product: Ghost
affected:
  - Ghost >= 6.22.1 < 6.64.0
published: '2026-10-02'
updated: '2026-10-02'
sourceUpdated: '2026-10-02T12:17:10.690'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-104411'
references:
  - url: 'https://github.com/TryGhost/Ghost/security/advisories/GHSA-gfjp-2p8f-94qv'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/ghost-6.22.1-before-6.64.0-stored-xss-via-local-storage-file-uploads
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-02T12:17:44.325Z'
---

## Overview

Ghost from 6.22.1 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users to host scripts by uploading files served with extension-derived content types on the default local storage adapter. Attackers can upload script-bearing files to the site's domain to compromise other staff users' admin sessions.

## Remediation

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