CVE-2025-10401: D-Link DIR-823X Firmware

High severity, CVSS 8.8. EPSS: 8.5% chance of exploitation in the next 30 days.

A vulnerability was detected in D-Link DIR-823x up to 250416. The affected element is an unknown function of the file /goform/diag_ping. Performing manipulation of the argument target_addr results in command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used.

Affected products

• D-Link DIR-823X Firmware: up to and including 250416

Published 2025-09-14. Last modified 2026-06-17.