CVE-2026-2129: D-Link DIR-823X Firmware

High severity, CVSS 7.2. EPSS: 5% chance of exploitation in the next 30 days.

A vulnerability was found in D-Link DIR-823X 250416. Affected by this issue is some unknown functionality of the file /goform/set_ac_status. Performing a manipulation of the argument ac_ipaddr/ac_ipstatus/ap_randtime results in os command injection. The attack may be initiated remotely. The exploit has been made public and could be used.

Affected products

• D-Link DIR-823X Firmware: version 250416 only

Published 2026-02-08. Last modified 2026-06-17.