CVE-2026-82555: Totolink n600r

Low severity, CVSS 3.7. EPSS: 0.7% chance of exploitation in the next 30 days.

A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function loginAuth of the file /web_cste/cgi-bin/cstecgi.cgi of the component Authentication Handler. Such manipulation leads to insufficiently random values. It is possible to launch the attack remotely. This attack is characterized by high complexity. It is stated that the exploitability is difficult. The exploit has been disclosed to the public and may be used.

Affected products

• Totolink n600r: version 4.3.0cu.7866_B20220506 only

Published 2026-08-30. Last modified 2026-08-31.