CVE-2021-20621: Aterm WG2600HP2 Firmware

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in Aterm WG2600HP firmware Ver1.0.2 and earlier, and Aterm WG2600HP2 firmware Ver1.0.2 and earlier allows remote attackers to hijack the authentication of administrators via unspecified vectors.

Affected products

• Aterm WG2600HP2 Firmware: up to and including 1.0.2
• Aterm WG2600HP Firmware: up to and including 1.0.2

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