nyx/tests/dynamic_fixtures/js/xss_negative.js
2026-06-05 10:16:30 -05:00

20 lines
566 B
JavaScript

// XSS — negative fixture.
// Safe: HTML-escapes all special characters before output.
// Entry: renderPage(userInput) Cap: HTML_ESCAPE
// Expected verdict: NotConfirmed
function escapeHtml(str) {
return String(str)
.replace(/&/g, '&')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#39;');
}
function renderPage(userInput) {
const safe = escapeHtml(userInput);
process.stdout.write('<html><body>' + safe + '</body></html>\n');
}
module.exports = { renderPage };