Advisories for Npm/Mjml package

2025

MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827

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.

2020

Path Traversal

MJML contains a path traversal vulnerability when processing the mj-include directive within an MJML document.