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

Users could be tricked into running arbitrary code, but the issue was patched last week.

A command injection flaw in the Windows Notepad App now gives remote attackers a path to execute code over a network, turning one of the most familiar programs on any PC into a potential entry point ...

Microsoft fixes a critical Notepad vulnerability in Windows 11 that could allow remote code execution via malicious Markdown ...