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I. Basic Information for CVE-2026-2142
Vulnerability Information
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Vulnerability Title
D-Link DIR-823X set_qos sub_420688 os command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A weakness has been identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_420688 of the file /goform/set_qos. Executing a manipulation can lead to os command injection. The attack can be executed remotely. The exploit has been made available to the public and could 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_qos内函数sub_420688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-2026-2142
#POC DescriptionSource LinkShenlong Link
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Qwen3.5-35B-A3B-UD-Q4_K_XL.gguf · 6938 chars
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III. Intelligence Information for CVE-2026-2142
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IV. Related Vulnerabilities
Same product: DIR-823X
Same vendor: D-Link
Same weakness: CWE-78
V. Comments for CVE-2026-2142

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