Security warning: Microsoft PCs should be updated immediately
CNN — If you have a Microsoft computer that runs on Windows, you should install the latest update as soon as possible as researchers found a serious vulnerability in the operating system. The security flaw, known as PrintNightmare, impacts the Windows Print Spooler service. The researchers announced in late May that they found vulnerabilities in Print Spooler, which allows multiple users to access a printer. They published a proof-of-concept online by mistake and subsequently deleted it — but not before it was published elsewhere online, including developer site GitHub. Microsoft...