Microsoft has fixed a major security issue in Windows 11’s Notepad tool. This security flaw allowed hackers to execute code on users' computers by tricking them into clicking on malicious links ...

Microsoft patches Windows 11 Notepad RCE flaw CVE-2026-20841 Vulnerability exploited Markdown links to execute malicious code with user permissions Patch Tuesday update fixes issue; versions 11.2510 ...

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 ...

A new and dangerous vulnerability has appeared in Windows 11 Notepad. Although it has already been patched, many experts are wondering why Microsoft added features that opened the door to it. Windows ...

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 ...

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Microsoft has started rolling out built-in Sysmon functionality to some Windows 11 systems enrolled in the Windows Insider program. Microsoft first revealed plans to integrate Sysmon natively into ...

The big picture: Microsoft released its latest Patch Tuesday update this week with 59 hotfixes across Windows, Microsoft Office, Azure, and core system components. The update includes patches for six ...

TL;DR: Windows 11's Notepad app has a security flaw rated as a 'high' severity vulnerability, one that allows for remote code execution. The good news is that it's already been patched by Microsoft, ...

A remote code execution vulnerability has been discovered in the Windows Notepad application. Microsoft has announced that it has rated the vulnerability as 'Important.' CVE-2026-20841 - Security ...