CVE-2018-18291: ASUS Rt-AC58U Firmware

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

A cross site scripting (XSS) vulnerability on ASUS RT-AC58U 3.0.0.4.380_6516 devices allows remote attackers to inject arbitrary web script or HTML via Advanced_ASUSDDNS_Content.asp, Advanced_WSecurity_Content.asp, Advanced_Wireless_Content.asp, Logout.asp, Main_Login.asp, MobileQIS_Login.asp, QIS_wizard.htma, YandexDNS.asp, ajax_status.xml, apply.cgi, clients.asp, disk.asp, disk_utility.asp, or internet.asp.

Affected products

• ASUS Rt-AC58U Firmware: version 3.0.0.4.380.6516 only

Published 2018-10-14. Last modified 2026-06-17.