Vulnerability · Published Dec 14, 2025 · Assigned by mitre
CVE-2025-67898
Medium 4.5
In plain English
A medium-severity security flaw in MJML from MJML. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.5Medium
Exploit odds (30 days)0.3%top 82.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | mjml | 5.0.0-alpha.9 | GHSA-45h5-66jx-r2wf |
Affected products (as reported)
Weakness: CWE-36 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L