Description
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.
Metrics
CVSS 3.1 4.5/10
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:LWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Dec 14, 2025
- Last modified
- Oct 14, 2026
- NVD status
- Deferred