CodiMD through 2.2.0 has a CSP-based protection mechanism against XSS through uploaded JavaScript content, but it can be bypassed by uploading a .html file that references an uploaded .js file.
Exploitability
AV:NAC:HPR:LUI:NScope
S:CImpact
C:LI:LA:N4.9/CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:NOther