---
id: CVE-2025-67898
title: >-
  MJML through 4.18.0 allows mj-include directory traversal to test file
  existence and (in the type="css" case) read files
summary: >-
  MJML through 4.18.0 allows mj-include directory traversal to test file
  existence and (in the type="css" case) read files. NOTE: this issue exists
  because of an incomplete fix for CVE-2020-12827.
severity: medium
cvss: 4.5
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L'
cwe:
  - CWE-36
published: '2025-12-14'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T13:10:00.187'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-67898'
references:
  - url: 'https://github.com/mjmlio/mjml/issues/3018'
    label: cve@mitre.org
tags:
  - nvd
epss: 0.00258
epssPercentile: 0.16184
ingestedAt: '2026-10-14T13:30:58.424Z'
---

## Overview

MJML through 4.18.0 allows mj-include directory traversal to test file existence and (in the type="css" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.

## Remediation

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