Denial of Service through Disk Space Exhaustion
Two popular WordPress plugins for disk caching are W3 Total Cache and WP Super Cache. These plugins allow pages and posts to be rendered to disk as html files and subsequently served off the filesystem instead of being generated from data driven sources on every web request.
Take for example a WordPress page route at
/2017/01/30/hello-world. Once a user visits this page, the output HTML will be rendered on the file system in the
wp-content directory, with a subdirectory structure that matches the route.
Disk Space Exhaustion
By appending ...