Is CVE-2026-82691 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-82691?

CVE-2026-82691 has a CVSS v3 severity of CRITICAL (9.1).

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CVE-2026-82691

Description

A vulnerability has been found in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected by this issue is some unknown functionality of the file /cgi-bin/usb_device.cgi of the component CGI Handler. Such manipulation of the argument f_ups_ip leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used.