CVE-2025-63834: Tenda AC18 Firmware

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

A stored cross-site scripting (XSS) vulnerability was discovered in Tenda AC18 v15.03.05.05_multi. The vulnerability exists in the ssid parameter of the wireless settings. Remote attackers can inject malicious payloads that execute when any user visits the router's homepage.

Affected products

• Tenda AC18 Firmware: version 15.03.05.05 only

Published 2025-11-10. Last modified 2026-06-17.