Directory Traversal Vulnerability in MJML by MJMLio
CVE-2025-67898

4.5MEDIUM

Key Information:

Vendor

Mjml

Status
Mjml
Vendor
CVE Published:
14 December 2025

What is CVE-2025-67898?

MJML version 4.18.0 exposes a directory traversal vulnerability that allows attackers to test the existence of files and potentially read them, particularly in cases involving CSS files. This vulnerability arises from an incomplete resolution of a prior issue, which may lead to unauthorized access to sensitive information stored in the file system.

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Affected Version(s)

MJML 0 <= 4.18.0

References

https://github.com/mjmlio/mjml/issues/3018

CVSS V3.1

Score:
4.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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