D-Link DGS-3420 CVE-2026-7026

| EUVD-2026-25701 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-04-26 VulDB
XSS D-Link
5.4
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
P
Scope
X

Lifecycle Timeline

2
CVSS changed
Apr 26, 2026 - 08:22 NVD
4.5 (MEDIUM) 5.4 (MEDIUM)
Analysis Generated
Apr 26, 2026 - 08:00 vuln.today

DescriptionNVD

A vulnerability was determined in D-Link DGS-3420 1.50.018. This issue affects some unknown processing of the component System Information Settings Page. This manipulation of the argument System Name causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

Stored or reflected cross-site scripting (XSS) in D-Link DGS-3420 firmware 1.50.018 allows authenticated remote attackers to inject malicious scripts via the System Name parameter on the System Information Settings Page. The vulnerability requires high-level administrative privileges and user interaction (UI:R), limiting exploitation to scenarios where an authenticated admin visits a malicious page or clicks a crafted link. …

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CVE-2026-7026 vulnerability details – vuln.today
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