Another outdated Word Press site with jQuery problems: http://isithacked.com/check/gadingbola.net
See: https://aw-snap.info/file-viewer/?protocol=not-secure&tgt=gadingbola.net&ref_sel=GSP2&ua_sel=ff&fs=1
Malicious site and PHISHING-site: https://www.virustotal.com/pl/url/f1286b25927020af2bcaff987ca27ec7283780178bd04718d62de9d140c866d5/analysis/1500825636/
Re: https://sitecheck.sucuri.net/results/gadingbola.net & https://sitecheck.sucuri.net/results/gadingbola.net

4 jQuery libraries to be retired: http://retire.insecurity.today/#!/scan/f037913b968a106772e5e0ce9a7d8edbdc9e2a3b17798963a012bf8e797d8e0e

See: http://www.domxssscanner.com/scan?url=http%3A%2F%2Fgadingbola.net
in particular: Results from scanning URL: -https://stats.wp.com/e-201729.js
Number of sources found: 38
Number of sinks found: 21

Also error kicked up by -gadingbola.net/wp-includes/js/jquery/jquery-migrate.min.js?ver=1.4.1
through a misplaced ending brace, creating a nesting function… (pol).
One could check sec-abstract-equality-comparison

if (variable == null){
    // your code here.
}

Read: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Comparison_Operators
Info credits go to StackOverflow’s Sarfraz.

polonus (volunteer website security analyst and website error-hunter)