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OpenAdvisories
High · 7.2 CVE-2026-2155 EUVD-2026-5794GHSA-gfgw-92mr-c3gr

D-Link DIR-823X Configuration set_dmz sub_4208A0 os command injection

Published Feb 8, 2026 · Updated Feb 23, 2026 · Assigned by VulDB

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.

Affected products

VendorProductAffectedFixed
D-Link DIR-823X 250416 —

Advisories 1

References