CVE-2020-8090: a1 Wlan Box Adb VV2220 Firmware

Medium severity, CVSS 4.8. EPSS: 0.6% chance of exploitation in the next 30 days.

The Username field in the Storage Service settings of A1 WLAN Box ADB VV2220v2 devices allows stored XSS (after a successful Administrator login).

Affected products

• a1 Wlan Box Adb VV2220 Firmware: affected versions not specified

Published 2020-01-27. Last modified 2026-06-17.