industry-research-report

No clear evidence of intentional malware (e.g., stealer/backdoor behavior) is present in this module. The dominant security risk is “unsafe content in generated artifacts”: Mermaid-generated SVG and Markdown-derived HTML fragments are embedded into the final HTML without explicit sanitization/allowlisting. Additionally, the module executes an external `mmdc` binary on user-controlled Mermaid content, which increases operational and dependency risk (DoS and potential vulnerabilities in the renderer). Use of this code should include sanitization of rendered HTML/SVG (or strict template escaping) and isolation/hardening of the `mmdc` execution environment.