What is CVE-2026-90880?

CVE-2026-90880 is a high-severity vulnerability in D-Link Dsl-3782, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.4/10. Published 2026-09-15.

How severe is CVE-2026-90880?

High severity. CVSS v3 base score is 7.4 out of 10.

RCE in D-Link Dsl-3782

CVE-2026-90880

A security flaw has been discovered in D-Link DSL-3782 2016-07-28. This issue affects the function system of the file /cgi-bin/New_GUI/Set/Diagnostics.asp of the component Diagnostics. Performing a manipulation of the argument Addr results in command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.

Affected products

D-link Dsl-3782 — versions 2016-07-28

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-90880?: CVE-2026-90880 is a high-severity vulnerability in D-Link Dsl-3782, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.4/10. Published 2026-09-15.
How severe is CVE-2026-90880?: High severity. CVSS v3 base score is 7.4 out of 10.