Common Weakness Enumeration

    CWE Definition / CWE-80

    CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

    The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as <, >, and & that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.

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

    Related Weakness

    CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')