CVE-2026-90880: D-Link DSL-3782 Diagnostics Diagnostics.asp system command injection

Severity: high (CVSS 7.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-15 · updated 2026-09-15
Weakness: CWE-74

Description

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.

Affected products

D-Link DSL-3782: 2016-07-28

References

https://github.com/MeetFireAgain/cve/tree/main/dlink-dsl3782
https://vuldb.com/cve/CVE-2026-90880
https://vuldb.com/submit/928835
https://vuldb.com/vuln/403474
https://vuldb.com/vuln/403474/cti
https://www.dlink.com/

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