Notepad, one of the oldest and most reliable apps in the Windows ecosystem, has been undergoing some big changes during the Copilot AI era. Unfortunately, one of its new features was prone to a ...

Microsoft has fixed a "remote code execution" vulnerability in Windows 11 Notepad that allowed attackers to execute local or remote programs by tricking users into clicking specially crafted Markdown ...

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 ...

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, ...

Bad actors could use the flaw to remotely load and execute malicious files on a victim’s computer. Bad actors could use the flaw to remotely load and execute malicious files on a victim’s computer. is ...

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 ...

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 ...

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 ...

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Overview On February 11, 2026, NSFOCUS CERT monitored Microsoft’s release of its February security update patches, addressing 59 security issues across widely used products such as Windows, Azure, ...