CVE-2025-14659: D-Link Dir-860l b1 Firmware

Critical severity, CVSS 9.8. EPSS: 3.8% chance of exploitation in the next 30 days.

A vulnerability was detected in D-Link DIR-860LB1 and DIR-868LB1 203b01/203b03. Affected is an unknown function of the component DHCP Daemon. The manipulation of the argument Hostname results in command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.

Affected products

• D-Link Dir-860l b1 Firmware: up to and including 203b03
• D-Link Dir-868l b1 Firmware: up to and including 203b01

Published 2025-12-14. Last modified 2026-10-07.