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Among the many security fixes released by Microsoft on February 2026 Patch Tuesday is one for CVE-2026-20841, a command injection vulnerability in Notepad that could be exploited by attackers to achieve remote code execution on targets’ Windows system. About CVE-2026-20841 For many, many years, Windows Notepad was a simple text editor and a staple tool for everyone who wanted a no-frills way to work with plain text, but in early 2022, Microsoft started redesigning it … More → The post Windows Notepad Markdown feature opens door to RCE (CVE-2026-20841) appeared first on Help Net Security.
Work & Theory on February 12, 2026
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