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Windows 10's End: Millions Face Unpatched Security Risks
15 Dec, 2025
Summary
- Hundreds of millions of PCs still use Windows 10 post-support.
- Free Extended Security Updates available until October 2026.
- Attackers actively exploit unpatched systems for ransomware.
Hundreds of millions of PCs worldwide continue to operate on Windows 10, long past its official end-of-support date. This leaves a vast number of machines vulnerable to cyberattacks. History shows that malicious actors eagerly exploit unpatched systems, as seen with previous Windows versions like Windows 7 and XP, leading to widespread ransomware attacks.
Microsoft is offering Extended Security Updates (ESU) for Windows 10. Consumers can access these critical security patches free of charge until October 2026. This provides a vital buffer for those not yet ready to upgrade to Windows 11, allowing them time to prepare.
With vulnerabilities actively being exploited, including some already detected, delaying updates is perilous. The risk of catastrophic data breaches and ransomware attacks remains high for unsupported systems. Users are urged to secure their machines through the ESU program or upgrade to Windows 11 to avoid becoming targets.
