OLX: Stored XSS in buy topup OLX Gold Credits

in this link: https://www.olx.ph/payment/wallet/topupaccount/ 1.input in 2 name: " onfocus=prompt1 autofocus bad=" 2.Select a payment 3.tick I accept OLX's Terms and Conditions 4.Click Continue Then go back to this page https://www.olx.ph/payment/wallet/topupaccount/, XSS :...