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D-Link DNS-327L and DNS-340L Virtual Environment Manager CGI Injects Unsanitized User Arguments into the Shell, Enabling Authenticated Admin Remote Code Execution

Last refreshed2026-09-28

Status: NEW  |  Advisory ID: CVE-2026-82690

Key Details

CVECVE-2026-82690
CVSS Score / Version9.1 (Critical) / CVSS v3.1
Updated2026-08-31
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is high; user interaction is none; scope is changed; confidentiality impact is high; integrity impact is high; availability impact is high.
Classified asCWE-77 (Improper Neutralization of Special Elements used in a Command ('Command Injection'))

What to Know

A flaw has been found in D-Link DNS-327L and DNS-340L up to 20260717. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/ve_mgr.cgi. This manipulation of the argument f_dev causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used. (NVD)

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-82690
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-82690