---
id: CVE-2022-28397
title: >-
  An arbitrary file upload vulnerability in the file upload module of Ghost CMS
  v4.42.0 allows attackers to execute arbitrary code via a crafted file
summary: >-
  An arbitrary file upload vulnerability in the file upload module of Ghost CMS
  v4.42.0 allows attackers to execute arbitrary code via a crafted file. NOTE:
  Vendor states as detailed in Ghost's security documentation, files can only be
  upl…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-434
vendor: ghost
product: ghost
affected:
  - ghost = 4.42.0
published: '2022-04-12'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-28397'
references:
  - url: 'https://ghost.org/customers/'
    label: cve@mitre.org
  - url: 'https://ghost.org/docs/security/#privilege-escalation-attacks'
    label: cve@mitre.org
  - url: 'https://github.com/TryGhost/Ghost'
    label: cve@mitre.org
  - url: 'https://trends.builtwith.com/cms/Ghost'
    label: cve@mitre.org
  - url: 'https://youtu.be/PncfBetPk2g'
    label: cve@mitre.org
  - url: 'http://ghost.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://ghost.org/customers/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://ghost.org/docs/security/#privilege-escalation-attacks'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/TryGhost/Ghost'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://trends.builtwith.com/cms/Ghost'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://youtu.be/PncfBetPk2g'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.03498
epssPercentile: 0.88641
ingestedAt: '2026-07-06T02:09:23.467Z'
---

## Overview

An arbitrary file upload vulnerability in the file upload module of Ghost CMS v4.42.0 allows attackers to execute arbitrary code via a crafted file. NOTE: Vendor states as detailed in Ghost's security documentation, files can only be uploaded and published by trusted users, this is intentional.

## Affected

- `ghost = 4.42.0`

## Remediation

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