CVE-2017-11906 | Microsoft Internet Explorer 9/10/11 Scripting Engine LastParen information disclosure (KB4053580 / EDB-43372)
A vulnerability was found in Microsoft Internet Explorer 9/10/11 and classified as critical. The affected element is the function jscript!RegExpFncObj::LastParen of the component Scripting Engine. Such manipulation leads to information disclosure.
This vulnerability is traded as CVE-2017-11906. The attack may be launched remotely. Furthermore, there is an exploit available.
It is best practice to apply a patch to resolve this issue.