CVE-2026-1149: Totolink LR350 Firmware

High severity, CVSS 8.8. EPSS: 3.1% chance of exploitation in the next 30 days.

A vulnerability was identified in Totolink LR350 9.3.5u.6369_B20220309. This issue affects the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument ip leads to command injection. The attack can be initiated remotely. The exploit is publicly available and might be used.

Affected products

• Totolink LR350 Firmware: version 9.3.5u.6369_b20220309 only

Published 2026-01-19. Last modified 2026-06-17.