Enabling JavaScript should make Excel more powerful, but increasing access points makes it even more of a web security nightmare than it already is.

Microsoft is opening up Excel to developers with a new JavaScript API. It will let developers use custom data types like images, cards, and arrays.

Microsoft has announced support for JavaScript custom functions in Excel, researchers show concern over security.

At its Ignite conference, Microsoft today announced an update to Excel that brings a new JavaScript API to the venerable spreadsheet app. With this new API, developers will be able to create custom ...

It didn’t take long at all for a security researcher to demonstrate how easy it was to turn an Excel spreadsheet into a cryptomining machine.

Excel Formula Utilities for JavaScript Excel Formula Utilities for JavaScript is a library that can be used to pretty print excel formulas or convert excel formulas into JavaScript. The JavaScript ...

Add a description, image, and links to the javascript-excel topic page so that developers can more easily learn about it ...

In the well-established Office Ready-Fire-Aim tradition, Microsoft adds two new “features” that beg to be abused. Details appeared at Build, and the bad guys already have their keyboards primed.