Thay is the malicious actor accomplishing this task is done by using the VBA code.
<h3>What is The Visual Basic button?</h3>
It opens the Visual Basic Editor, in which you create and edit VBA code. Another button at the Developer tab in Word and Excel is the Record Macro button, which robotically generates VBA code that could reproduce the moves which you carry out withinside the application.
To run VBA withinside the “Microsoft Visual Basic for Applications” window, you could simply press “F5” key button or click on the “Run” icon withinside the toolbar.
Answer:A zero-day vulnerability is a vulnerability in a system or device that has been disclosed but is not yet patched. An exploit that attacks a zero-day vulnerability is called a zero-day exploit.
