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