CWEweakness

CWE-44 Path Equivalence: 'file.name' (Internal Dot)

Official page ↗
Abstraction
Variant
Structure
Simple
Status
Incomplete
Languages
Not Language-Specific
CWE version
5.0

Description

The product accepts path input in the form of internal dot ('file.ordir') 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.

Common consequences

• Confidentiality, Integrity: Read Files or Directories, Modify Files or Directories

Observed examples

• CVE-2025-24813: servlet in Java-based product allows code execution via a "file.Name" internal dot

Related

Observed example · CVE (1)

  • CVE-2025-24813 Path Equivalence: 'file.Name' (Internal Dot) leading to Remote Code Execution and/or Information disclosure and/or malicious content added… vulnerability

Child of · CWE (1)

  • CWE-41 Improper Resolution of Path Equivalence weakness

Referenced by CVE · weakness (1)

  • CVE-2025-24813 Path Equivalence: 'file.Name' (Internal Dot) leading to Remote Code Execution and/or Information disclosure and/or malicious content added… vulnerability

Referenced by CWE · child of (1)

  • CWE-45 Path Equivalence: 'file...name' (Multiple Internal Dot) weakness