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')
