CVE-2025-67898 json
MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827
published 2025-12-14 10 mo ago modified 2026-10-14 25 d ago also GHSA-45h5-66jx-r2wf , EUVD-2025-203312
- cvss
- 4.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
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.
Patch / fix
- npm mjml 5.0.0-alpha.9
- github.com/mjmlio/mjml@517b376 commit
- github.com/mjmlio/mjml#3033 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 10 mo ago
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.5 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L |
| GitHub | 3.1 | 4.5 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | mjml | <5.0.0-alpha.9 |
5.0.0-alpha.9 |
Affected products
- MJML MJML
Classification
- Weakness
-
- CWE-36 Absolute Path Traversal
References
Sources
- CVE List CVE-2025-67898
- GitHub Advisory GHSA-45h5-66jx-r2wf
- NVD CVE-2025-67898
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