CVE-2022-40055: Gxgroup GPON Ont Titanium 2122a Firmware

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

An issue in GX Group GPON ONT Titanium 2122A T2122-V1.26EXL allows attackers to escalate privileges via a brute force attack at the login page.

Affected products

• Gxgroup GPON Ont Titanium 2122a Firmware: version t2122-v1.26exl only

Published 2022-10-17. Last modified 2026-07-09.