Windows 11 comes six years after Microsoft last overhauled its operating system with Windows 10, a major update that's now running on around 1.3 billion devices worldwide, according to CCS Insight.Ĭopyright 2021 Cable News Network. Its newest operating system, due out soon, is currently available to beta testers. Notably, Microsoft hasn't released a patch for Windows 11.

Microsoft was also the target of a devastating SolarWinds breach. And this year, hundreds of thousands of Exchange users were targeted after four vulnerabilities in its software allowed hackers to access servers for the popular email and calendar service. The company has been embroiled in safety issues, including in 2020 when the National Security Agency alerted Microsoft to a major flaw in its Windows operating system that could let hackers pose as legitimate software companies. It's the latest in a slew of security alerts from Microsoft in the past year and a half. If there's any good news is that the current security update is cumulative, meaning it contains previous fixes for previous security issues too. 'We recommend that you install these updates immediately,' the company said. Updates for Windows Server 2016, Windows 10, version 1607, and Windows Server 2012 will are 'expected soon,' it said. When we notice a sign-in attempt from a new. When this happens, we require you to verify your identity with a security challenge and then change your password the next time you sign in.If someone else has access to your account, they have your password and might be trying to access your personal information or send junk email. Microsoft prioritizes account security and works to prevent people from signing in without your permission.

Windows 10 is not the only version affected - Windows 7, which Microsoft has ended support for last year, is also subject to the vulnerability.ĭespite announcing that it would no longer issue updates for Windows 7, Microsoft issued a patch for its 12-year old operating system, underscoring the severity of the PrintNightmare flaw. We think that someone else might have accessed the Microsoft account. That gives hackers enough command and control of your PC to do some serious damage. To keep your information safe when youre signing in, we only show you the last two digits of your phone number. Microsoft warned that hackers that exploit the vulnerability could install programs, view and delete data or even create new user accounts with full user rights. Subject: Microsoft account security alert. 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. The researchers tweeted in late May that they had found vulnerabilities in Print Spooler, which allows multiple users to access a printer.