Early Access — Mondoo Vulnerability Intelligence is currently in preview.
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.
Exploitability
AV:LAC:HPR:NUI:NScope
S:CImpact
C:LI:NA:L4.5/CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:LInput Validation