CVE-2023-43454: Totolink x6000r Firmware

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

An issue in TOTOLINK X6000R V9.4.0cu.652_B20230116 and V9.4.0cu.852_B20230719 allows a remote attacker to execute arbitrary code via the hostName parameter of the switchOpMode component.

Affected products

• Totolink x6000r Firmware: version 9.4.0cu.652_b20230116 only; version 9.4.0cu.852_b20230719 only

Published 2023-12-01. Last modified 2026-06-17.