An issue with Malwarebytes is flagging Google.com and other domains incorrectly and blocking its users from accessing those domains. The issue appears to have hit widely as of 11am ET on September 21, and causes users to be unable to access Google.com, as well as receiving notifications for malware alerts. Other Google products, such as Gmail and YouTube, are also affected by this issue.
The cause of this error is not clear, but Malwarebytes has confirmed that it is looking into the “temporary issue” on Twitter.
https://9to5google.com/2022/09/21/google-malwarebytes-issue/