CVE-2025-6401: Totolink n300rh Firmware

Low severity, CVSS 3.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been classified as problematic. This affects an unknown part of the file /boafrm/formFilter of the component HTTP POST Message Handler. The manipulation of the argument url leads to denial of service. The exploit has been disclosed to the public and may be used.

Affected products

• Totolink n300rh Firmware: version 6.1c.1390_b20191101 only

Published 2025-06-21. Last modified 2026-06-17.