CVE-2021-45904: Openwrt

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

OpenWrt 21.02.1 allows XSS via the Port Forwards Add Name screen.

Affected products

• Openwrt Openwrt: version 21.02.1 only

Published 2021-12-27. Last modified 2026-06-17.