CVE-2025-2369: Totolink EX1800T Firmware

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

A vulnerability was found in TOTOLINK EX1800T up to 9.1.0cu.2112_B20220316. It has been classified as critical. Affected is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument admpass leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Totolink EX1800T Firmware: up to and including 9.1.0cu.2112_b20220316

Published 2025-03-17. Last modified 2026-06-17.