Windows 11 Notepad flaw let files execute silently via Markdown links

Microsoft has fixed a "remote code execution" vulnerability in Windows 11 Notepad that allowed attackers to execute local or ...

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

You can infect your PC with malware without ever leaving Notepad, thanks to recent updates and additions. Hooray.

Microsoft patches Notepad flaw that could let attackers hijack Windows PCs

Microsoft just patched a serious vulnerability in Notepad for Windows that could allow hackers to take control of victims' ...
XDA Developers on MSN

Microsoft patches critical Notepad flaw that exploited Markdown files

Clicking the malicious links could launch "unverified protocols." ...
PCMag on MSN

Bloat risk? Microsoft's Notepad upgrade also introduced a vulnerability

The flaw exploits Notepad’s recently added support for Markdown, a formatting language used on websites and in files, to run malicious code on a Windows PC.
WinBuzzer

Microsoft Patches High-Severity Notepad Remote Code Execution Flaw

Microsoft has patched the Windows Notepad remote code execution vulnerability CVE-2026-20841, warning users to install ...