Skip to main content
HIGH

CVE-2026-2120

D-Link DIR-823X Configuration Parameter set_server_settings os command injection

CVSS v3

7.2

HIGH

EPSS Score

4.1 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

poc

SSVC status

Description

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.

Technical details

Published
2026-02-08
Last Modified
2026-02-11

Frequently asked questions

What is CVE-2026-2120?

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.

Is CVE-2026-2120 actively exploited?

A proof-of-concept exploit exists for CVE-2026-2120, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-2120?

CVE-2026-2120 has a CVSS v3 base score of 7.2 (HIGH severity).

Is CVE-2026-2120 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

Check an IPSearch CVEsSIEM & TIP integrations

No credit card required · 500 free checks/month · Free API key

Other 2026 vulnerabilities worth triaging

Ranked by exploit probability (EPSS).

Back to CVE Database