CVE-2026-2143 | THREATINT

Description

A security vulnerability has been detected in D-Link DIR-823X 250416. This issue affects some unknown processing of the file /goform/set_ddns of the component DDNS Service. The manipulation of the argument ddnsType/ddnsDomainName/ddnsUserName/ddnsPwd leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

PUBLISHED Reserved 2026-02-06 | Published 2026-02-08 | Updated 2026-02-08 | Assigner VulDB

HIGH: 8.6CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

HIGH: 7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

HIGH: 7.2CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

8.3AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

250416

affected

Timeline

2026-02-06:	Advisory disclosed
2026-02-06:	VulDB entry created
2026-02-06:	VulDB entry last update

Credits

jiefengliang (VulDB User) reporter

References

vuldb.com/?id.344778 (VDB-344778 | D-Link DIR-823X DDNS Service set_ddns os command injection) vdb-entry technical-description

vuldb.com/?ctiid.344778 (VDB-344778 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.747492 (Submit #747492 | D-Link DIR-823X 250416 OS Command Injection) third-party-advisory

github.com/master-abc/cve/issues/25 exploit issue-tracking

www.dlink.com/ product

cve.org (CVE-2026-2143)

nvd.nist.gov (CVE-2026-2143)

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