Common Weakness Enumeration

    CWE Definition / CWE-149

    CWE-149: Improper Neutralization of Quoting Syntax

    Quotes injected into a product can be used to compromise a system. As data are parsed, an injected/absent/duplicate/malformed use of quotes may cause the process to take unexpected actions.

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

    Related Weakness

    CWE-138: Improper Neutralization of Special Elements

    CWE-149: Improper Neutralization of Quoting Syntax | CVE-DB