CUA WAC password field enabler - for use with password managers.

cua-wac-enabler.js

// ==UserScript==
// @name         CUA WAC password field enabler
// @namespace    https://jazzy.id.au
// @version      0.1
// @description  Enable the WAC password field so that a password manager can fill it.
// @author       James Roper
// @match        https://ob.cua.com.au/ib/*/*Login*.action
// @grant        none
// ==/UserScript==

(function() {
    var wac = document.getElementById("wac");
    if (wac) {
        wac.removeAttribute("readonly");
    }
})();