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CVE-2026-8777— Edimax BR-6428NS POST Request formStaDrvSetup command injection

CVSS 6.3 · Medium EPSS 0.84% · P75

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
EdimaxBR-6428NS1.10affected
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I. Basic Information for CVE-2026-8777

Vulnerability Information
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Vulnerability Title
Edimax BR-6428NS POST Request formStaDrvSetup command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in Edimax BR-6428NS 1.10. This issue affects the function formStaDrvSetup of the file /goform/formStaDrvSetup of the component POST Request Handler. Performing a manipulation of the argument stadrv_ssid results in command injection. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
EdimaxBR-6428NS 1.10 cpe:2.3:o:edimax:br-6428ns_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-8777

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III. Intelligence Information for CVE-2026-8777

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Advisory · 1

Same Patch Batch · Edimax · 2026-05-18 · 4 CVEs total

CVE-2026-87758.8 HIGHEdimax BR-6428NS POST Request formL2TPSetup buffer overflow
CVE-2026-87768.8 HIGHEdimax BR-6428NS POST Request formPPTPSetup buffer overflow
CVE-2026-87746.3 MEDIUMEdimax BR-6228NC POST Request mp command injection

IV. Related Vulnerabilities

Same product: BR-6428NS
Same vendor: Edimax
Same weakness: CWE-77

V. Comments for CVE-2026-8777

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