CVE-2026-2143

7.3 highEPSS 5.0%

High (7.3) in dlink dir-823x firmware. EPSS 5.0% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

7.3 high

CVSS: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

CVSS 3.1

7.2 high

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 5.0% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-78
Published: 2026-02-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

dlink:dir-823x_firmware

References

https://github.com/master-abc/cve/issues/25
https://vuldb.com/?ctiid.344778
https://vuldb.com/?id.344778
https://vuldb.com/?submit.747492
https://www.dlink.com/

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