"An attacker could trick a user into clicking a malicious link inside a Markdown file opened in Notepad, causing the application to launch unverified protocols that load and execute remote files."
I didn't even know Notepad would render Markdown.
I didn't even know Notepad would render Markdown.
Notepad handily strips away all the custom link namings and formats that totally fuck the expected output of a simple copy and paste. That's a big part of the its magic: it's immunity to the choices of marketing teams and dud management.