We have reached out to Microsoft regarding Google's disclosure

This isn't the first time that Google has disclosed Windows vulnerabilities before a patch was ready. In fact, the company did this for Windows 8.1 twice in January 2015. buy office 2010 professional understandably wasn't pleased, but this time around is even more serious. Both of those earlier vulnerabilities weren't being actively exploited.

We have reached to Microsoft regarding Google's disclosure today and will update you when we hear back.

Update at 12:45 p.m. Pacific: Microsoft issued an argument, although the company did not share when a patch could be expected.

"We believe in coordinated vulnerability disclosure, and today?iexcl;yen;s disclosure by Google puts customers at danger," a Microsoft spokesperson told VentureBeat. "Windows is the only platform having a customer commitment to investigate reported security issues and proactively update impacted devices as soon as possible. We recommend customers use Windows 10 and the Microsoft Edge browser to find the best protection."

A source close to the company also shared that the exploit Google describes requires the Flash vulnerability. Since Flash continues to be patched, the Windows vulnerability is mitigated. That said, office 2013 professional still must plug the safety hole as it could be leveraged in other types of attacks.