EpicEditor through 0.2.3 has Cross-Site Scripting because of an insecure default marked.js configuration. An example attack vector is a crafted IMG element in an HTML document.
// cvss v3.0 vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Checked 2026-10-04 at 01:11 UTC. The most recent advisory here was published 2022-05-17. Updated continuously from NVD, GHSA, OSV and CNA feeds.