Common Weakness Enumeration
CWE Definition / CWE-158
CWE-158: Improper Neutralization of Null Byte or NUL Character
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes NUL characters or null bytes when they are sent to a downstream component.
Published:19 Jul 2006
Organization:MITRE
Modified:11 Dec 2025
Related Weakness
CWE-138: Improper Neutralization of Special Elements
