CWE-156β€”Improper Neutralization of Whitespace

PUBLISHEDweakness record
released 2006-07-19 Β· last modified 2025-12-11

Metadata

CWE ID:
CWE-156
Abstraction:
Variant
Structure:
Simple
Status:
Draft
Release Date:
2006-07-19
Latest Modification Date:
2025-12-11

Weakness Name

Improper Neutralization of Whitespace

Description

The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as whitespace when they are sent to a downstream component.

This can include space, tab, etc.

Common Consequences

Scope:
Integrity
Impact:
Unexpected State

Related Weaknesses