Back Cybersecuritynews

Windows Notepad Vulnerability Allows Attackers to Execute Code Remotely

Cybersecuritynews •Guru Baran • February 11, 2026

Microsoft has patched a critical remote code execution (RCE) flaw in the Windows Notepad app, tracked as CVE-2026-20841, which could let attackers run malicious code on victims’ machines. Disclosed on February 10, 2026, Microsoft Patch Tuesday updates, the vulnerability stems from improper neutralization of special elements in commands (CWE-77: Command Injection) and carries a CVSS […]

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Vulnerability in Notepad's Markdown Feature Allows Remote Code Execution Researchers have discovered a vulnerability in Notepad's newly added Markdown support that can be exploited for remote code execution (RCE). This flaw, tracked as CVE-2026-20841 with a severity score of 8.8, was addressed in Microsoft's latest Patch Tuesday updates. The exploitation requires social engineering tactics, making it less severe than other vulnerabilities. 73 sources 56

Extracted Entities

Windows Notepad Vulnerability Allows Attackers to Execute Code Remotely

The full story

Extracted Entities

Attack Types (1)

CVEs (1)

Platforms (1)