Home/CWE/Improper Handling of Undefined Values
Weakness

Improper Handling of Undefined Values

CWE-232 · Variant · Draft

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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Weakness Relationships

Where this weakness sits in the CWE hierarchy. Walk up to broader classes or down to more specific variants.
Parent of this (broader)
ChildOfCWE-229 · Improper Handling of Values
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CVEs With This Weakness

11
CVEs tagged with this weakness.
CVECVE-2026-21689
CVECVE-2025-40775
CVECVE-2025-20314
CVECVE-2025-20192
CVECVE-2023-39915
CVECVE-2023-39914
CVECVE-2023-36848
CVECVE-2023-2968
CVECVE-2022-22213
CVECVE-2021-3718
CVECVE-2021-34705
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