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I. Basic Information for CVE-2026-2155
Vulnerability Information

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Vulnerability Title
D-Link DIR-823X Configuration set_dmz sub_4208A0 os command injection
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
D-Link DIR-823X 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-823X是中国友讯(D-Link)公司的一款无线路由器。 D-Link DIR-823X 250416版本存在操作系统命令注入漏洞,该漏洞源于对文件/goform/set_dmz中参数dmz_host/dmz_enable的错误操作,可能导致os命令注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
D-LinkDIR-823X 250416 -
II. Public POCs for CVE-2026-2155
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III. Intelligence Information for CVE-2026-2155
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