What spider is this? Is this invasive or dangerous?
That appears to be a zebra jumping spider (Salticus scenicus). It is fairly widespread throughout North America. It does not post any kind of threat to people or to the environment:
Here is a map of iNaturalist observations for zebra jumping spiders.

And here is a gallery of photos you can view: https://inaturalist.ca/taxa/68901-Salticus-scenicus/browse_photos