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In theory, the vulnerability is simple.
Cloudflare wants people to receive their messages, and multimedia, as quickly as possible.
For that reason, images that are being sent go through a data center thats nearest to the recipient.
A 200-mile radius
One of Cloudflare’s most used feature is Caching.
Otherwise, it fetches the resource from the origin server, caches it locally, and then returns it.
By default, some file extensions are automatically cached but site operators can also configure new cache rules.
