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

AI-related changes to Notepad allowed attackers to execute arbitrary code on your computer. The vulnerability was related to ...

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Microsoft fixes a critical Notepad vulnerability in Windows 11 that could allow remote code execution via malicious Markdown files. Here are the details ...

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When it comes to cybersecurity, Remote Code Execution is just about as bad as it gets, and that’s exactly what Microsoft has confirmed is affecting its Notepad app on Windows 11. The tech giant points ...

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 ...

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 ...

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

Just months after Microsoft added Markdown support to Notepad, researchers have found the feature can be abused to achieve remote code execution (RCE). Tracked as CVE-2026-20841 (8.8), the ...