Webflow Auto-Login Hack

auto-login.html

<script>
document.addEventListener('DOMContentLoaded', function() {

    // Function to get a query string value by name
    function getParameterByName(name, url) {
        if (!url) url = window.location.href;
        name = name.replace(/[\[\]]/g, '\\$&');
        const regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)'),
            results = regex.exec(url);
        if (!results) return null;
        if (!results[2]) return '';
        return decodeURIComponent(results[2].replace(/\+/g, ' '));
    }

    const passValue = getParameterByName('pass');

    if (passValue) {
        const passInput = document.querySelector('input[name="pass"]');
        if (passInput) {
            passInput.value = passValue;
            const form = passInput.closest('form');
            if (form) {
                form.submit();
            }
        }
    }
});
</script>