Given the popularity of open source in the IT marketplace, any significant debate over its value might be considered moot. It is critical, they say, to be aware that some of the characteristics that make it so attractive also make it risky. Even millions of eyes on open-source code is not a guarantee that every flaw will be found and fixed. Even if flaws are spotted and patches created, that doesnt guarantee they will be installed in every device or system that could be affected.”]
Source: https://www.csoonline.com/article/2935973/open-source-big-benefits-big-flaws.html