Microsoft Corp.’s Internet Explorer, Netscape Navigator and Netscape 5 Internet Explorer users have been hit with an unusual bug affecting some browsers.

Microsoft Corp. said Wednesday it has discovered a “bug” in Internet Explorer that prevents the use of some browser extensions and other Web services.The issue affects users of Internet Explorer 5.0 and earlier versions, and may affect users of the Windows desktop version.Microsoft said it was aware of the bug and will be working with […]