The vulnerability of the sub_4211C8() function in D-link DIR-823X router microprogramming software allows a hacker to execute any command they desire.

The vulnerability of the sub4211C8 function /goform/setfiltering of the D-link DIR-823X router’s microprogramming system is related to the failure to take measures to neutralize special elements. Exploiting this vulnerability allows a remote attacker to execute arbitrary commands...

CVE-2026-2210

A vulnerability has been found in D-Link DIR-823X 250416. This affects the function sub4211C8 of the file /goform/setfiltering. Such manipulation leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-2210: Improper Neutralization of Special Elements used in an OS Command

A vulnerability has been found in D-Link DIR-823X 250416. This affects the function sub4211C8 of the file /goform/setfiltering. Such manipulation leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...