Language: JavaScript
Label: safe
CWE: CWE-79 \u2014 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Code:
	function clean (html) {
		let nodes = html.children;
		for (let node of nodes) {
			removeAttributes(node);
			clean(node);
		}
	}