The Register on MSN

Notepad's new Markdown powers served with a side of remote code execution

Smug faces across all those who opposed the WordPad-ification of Microsoft's humble text editor Just months after Microsoft added Markdown support to Notepad, researchers have found the feature can be ...
PC World

Windows Notepad is now complex enough to have a serious security flaw

PCWorld reports that Windows Notepad’s new Markdown support feature has introduced a serious remote code execution vulnerability with a high CVSS score of 8.8/7.7. The security flaw allows malicious ...

Microsoft: Critical Security Issue Found in Windows Notepad

Microsoft patches CVE-2026-20841, a high-severity Windows Notepad flaw that could allow code execution via malicious Markdown ...
Bleeping Computer

Windows 11 Notepad flaw let files execute silently via Markdown links

If a user opened this Markdown file in Windows 11 Notepad versions 11.2510 and earlier and viewed it in Markdown mode, the above text would appear as a clickable link. If the link is clicked with ...