Unrated severityNVD Advisory· Published Feb 8, 2026· Updated Feb 23, 2026
D-Link DIR-823X DDNS Service set_ddns os command injection
CVE-2026-2143
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.
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Affected products
2Patches
Vulnerability mechanics
References
5- github.com/master-abc/cve/issues/25mitreexploitissue-tracking
- vuldb.commitrethird-party-advisory
- vuldb.commitresignaturepermissions-required
- vuldb.commitrevdb-entrytechnical-description
- www.dlink.commitreproduct
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