Path Traversal

Path traversal is a security vulnerability that allows attackers to access server files by exploiting security flaws in a web application. This creates the potential for accessing sensitive information, manipulating files, or causing damage to the system.

https://portswigger.net/web-security/file-path-traversal
https://book.hacktricks.xyz/pentesting-web/file-inclusion

Path Traversal Blacklist

If you're embarking on a file journey, know that some doors might not open directly. But let me tell you a secret: Some winding paths can help you reach unexpected destinations. Don't worry, you won't get lost on this mysterious journey; it just requires a bit of cunning ;)