CWE-232: Improper Handling of Undefined Values
The product does not handle or incorrectly handles when a value is not defined or supported for the associated parameter, field, or argument name.
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Overview
CWE-232 (Improper Handling of Undefined Values) is a variant-level software weakness catalogued by MITRE in the Common Weakness Enumeration (CWE). It describes a recurring type of mistake that can lead to exploitable security vulnerabilities.
Real-world CVEs
8 recorded CVEs are caused by CWE-232 (Improper Handling of Undefined Values). The highest-severity and most recent are shown first. 0 new CWE-232 CVEs have been recorded so far in 2026 (3 in 2025).