CVE-2026-2120
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3Description
A vulnerability was identified in D-Link DIR-823X 250416. This affects an unknown function of the file /goform/set_server_settings of the component Configuration Parameter Handler. The manipulation of the argument terminal_addr/server_ip/server_port leads to os command injection. The attack may be initiated remotely. The exploit is publicly available and might be used.
Analysis
Remote code execution in D-Link DIR-823X routers through OS command injection in the /goform/set_server_settings endpoint allows unauthenticated attackers to execute arbitrary commands by manipulating terminal_addr, server_ip, or server_port parameters. Public exploit code exists for this vulnerability, and no patch is currently available, leaving affected devices at high risk.
Sign in for full analysis, threat intelligence, and remediation guidance.
Remediation
Within 24 hours: Identify and inventory all D-Link DIR-823X 250416 devices in production and isolate affected units from critical network segments. Within 7 days: Implement network segmentation to restrict administrative access to these devices, disable remote management features, and monitor for suspicious configuration changes. …
Sign in for detailed remediation steps.
Priority Score
Share
External POC / Exploit Code
Leaving vuln.today