Thankfully, the pre-release of JavaScript for Excel makes it difficult to share tainted files, but researchers say that protection largely stems from JavaScript for Excel still being in a testing ...

Within days of Microsoft announcing that they are introducing custom JavaScript equations in Excel, a security researcher has developed a way to use this method to load the CoinHive in-browser ...

Right now, JavaScript in Excel custom functions is only supported in the Developer Preview edition to Office 365 subscribers enrolled in the Office Insiders program. But it seems inevitable that in ...

Fears custom functions will be abused by attackers. Microsoft has added the ability for users to create custom Javascript functions in Excel spreadsheets, creating concern among security experts.

At Build 2018, Microsoft revealed a new JavaScript features that is supposed to add new functionality into Excel. However, it's also a gift for those who want to indulge in cryptomining schemes.