Node.exe Stuck at 100% CPU
I got same problem in my Windows 10. Open Task manager > Processes Nodejs: Server-side JavaScript(32 bit) was using %70 CPU. I found that article.
I used Microsoft Safety Scanner.
Microsoft Safety Scanner found a threat (Threat detected: MonitoringTool:Win32/MicTrayDebugger) and removed (Found MonitoringTool:Win32/MicTrayDebugger and Removed!), it fixed for me. But I'm not sure :)
If you run Microsoft Safety Scanner, log file path C:\Windows\debug\msert.log