CVE-2025-5739: Totolink x15 Firmware

High severity, CVSS 8.8. EPSS: 6.4% chance of exploitation in the next 30 days.

A vulnerability classified as critical has been found in TOTOLINK X15 1.0.0-B20230714.1105. This affects an unknown part of the file /boafrm/formSaveConfig of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Totolink x15 Firmware: version 1.0.0-b20230714.1105 only

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