Common Weakness Enumeration

    CWE Definition / CWE-501

    CWE-501: Trust Boundary Violation

    The product mixes trusted and untrusted data in the same data structure or structured message.

    Published:19 Jul 2006
    Organization:MITRE
    Modified:11 Dec 2025

    Related Weakness

    CWE-664: Improper Control of a Resource Through its Lifetime

    CWE-349: Acceptance of Extraneous Untrusted Data With Trusted Data