Last week, Microsoft did away with Equation Editor, a tool that has been part of Microsoft Office for over 17 years.

The reason behind the move? A remote code execution vulnerability actively exploited in the wild.

About Equation Editor

Equation Editor is a (mathematical) formula editor that allows users to construct math and science equations in a WYSIWYG environment.

While the software component has not been the default method of creating equations since 2007, it was still included in newer versions of MS Office in case users needed to edit an equation written in a version of Office older than 2007.

Read full news article on Help Net Security