Common Weakness Enumeration

    CWE Definition / CWE-253

    CWE-253: Incorrect Check of Function Return Value

    The product incorrectly checks a return value from a function, which prevents it from detecting errors or exceptional conditions.

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

    Related Weakness

    CWE-573: Improper Following of Specification by Caller

    CWE-754: Improper Check for Unusual or Exceptional Conditions