GHSA-45H5-66JX-R2WF MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827

MJML before 5.0.0-alpha.9 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...

CVE-2025-67898

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...