Summary: Microsoft will disable all ActiveX controls in Windows versions of Microsoft 365 and Office 2024 applications to enhance security by preventing potential malware and unauthorized code execution. ActiveX, introduced in 1996, has been associated with numerous security vulnerabilities over the years. Users will receive a notification when attempting to open documents that contain blocked ActiveX content.
Affected: Microsoft 365 and Office 2024 applications
Keypoints :
- ActiveX will be completely blocked in Word, Excel, PowerPoint, and Visio without prior notification.
- A warning will inform users if they attempt to open documents containing ActiveX content.
- Microsoft advises against enabling ActiveX controls unless absolutely necessary for security reasons, given its history of being exploited for malware delivery.
- This action is part of a broader effort by Microsoft to enhance security by disabling features commonly abused by cybercriminals since 2018.
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