CVE-2020-25218: Grandstream GRP2612 Firmware

Critical severity, CVSS 9.8. EPSS: 1.8% chance of exploitation in the next 30 days.

Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.

Affected products

Published 2021-03-29. Last modified 2026-06-17.