The Log4j security flaw could impact the entire internet. Here's what you should know

A critical flaw in widely used software has cybersecurity experts raising alarms and big companies racing to fix the issue.

The vulnerability, which was reported late last week, is in Java-based software known as "Log4j" that large organizations use to configure their applications -- and it poses potential risks for much of the internet.


By Jennifer Korn on CNN Business

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