CWE-561β€”Dead Code

PUBLISHEDweakness record
released 2006-07-19 Β· last modified 2026-04-30

Metadata

CWE ID:
CWE-561
Abstraction:
Base
Structure:
Simple
Status:
Draft
Release Date:
2006-07-19
Latest Modification Date:
2026-04-30

Weakness Name

Dead Code

Description

The product contains dead code, which can never be executed.

Dead code is code that can never be executed in a running program. The surrounding code makes it impossible for a section of code to ever be executed.

Common Consequences

Scope:
Other
Impact:
Quality Degradation
Notes:
Dead code that results from code that can never be executed is an indication of problems with the source code that needs to be fixed and is an indication of poor quality.
Scope:
Other
Impact:
Reduce Maintainability

Related Weaknesses