CVE-2021-20620: Aterm WG2600HP Firmware

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability in Aterm WF800HP firmware Ver1.0.9 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.

Affected products

• Aterm WG2600HP Firmware: up to and including 1.0.9

Published 2021-01-28. Last modified 2026-06-17.