RCE in D-Link Dgs-3420

CVE-2026-7026

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.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.013 (68.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-7026: rose from 0.006 to 0.013.

EPSS over last 30 days · oldest: 0.006 · newest: 0.013 · change: +0.007

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-7026?
CVE-2026-7026 is a medium-severity vulnerability in D-Link Dgs-3420, classified under Cross-site Scripting. CVSS score: 4.5/10. Published 2026-04-26.
How severe is CVE-2026-7026?
Medium severity. CVSS v3 base score is 4.5 out of 10.