CWE-55: Path Equivalence: '/./' (Single Dot Directory)
The product accepts path input in the form of single dot directory exploit ('/./') without appropriate validation, which can lead to ambiguous path resolution and allow an attacker to traverse the file system to unintended locations or access arbitrary files.
A kind of CWE-41 Improper Resolution of Path Equivalence.
From the CWE List. © The MITRE Corporation.