CVE-2022-21799: Elecom Wrc-300febk-R Firmware

Medium severity, CVSS 5.2. EPSS: 0.4% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability in ELECOM LAN router WRC-300FEBK-R firmware v1.13 and earlier allows an attacker on the adjacent network to inject an arbitrary script via unspecified vectors.

Affected products

• Elecom Wrc-300febk-R Firmware: before 1.16 (fixed in 1.16)

Published 2022-02-08. Last modified 2026-06-17.