CVE-2026-2155

high

Description

A security flaw has been discovered in D-Link DIR-823X 250416. The affected element is the function sub_4208A0 of the file /goform/set_dmz of the component Configuration Handler. The manipulation of the argument dmz_host/dmz_enable results in os command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

References

https://www.dlink.com/

https://vuldb.com/?submit.750038

https://vuldb.com/?submit.748236

https://vuldb.com/?id.344857

https://vuldb.com/?ctiid.344857

https://github.com/master-abc/cve/issues/32

Details

Source: Mitre, NVD

Published: 2026-02-08

Updated: 2026-02-08

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.2

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

Severity: High

CVSS v4

Base Score: 8.6

Vector: 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

Severity: High