Google has disclosed an unpatched vulnerability in Microsoft Edge and IE and dubbed it "type confusion flaw." The vulnerability affects all versions of Windows, from 7, 8.1 and Windows 10.
Under Google's the 90-day disclosure policy, the report has now been published.
Microsoft halted it's patch Tuesday for February saying that it would update on March.
[webmasterworld.com] Of course, we don't know if this was the reason behind the delay for February's patch Tuesday.