Vulnerability record · CVE-2026-82691 · published 31 August 2026

CVE-2026-82691: Command injection vulnerability

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.

8.5 CVSS 4.0 High EPSS 3.6% · top 10.9% CWE-77 · Command injectionCWE-78 · OS command injection Deferred

8.5CVSS 4.0 base score, v2 8.3

3.6%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

6References

2 Sep 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/DLINK-CMD-005-vulndb.md
https://vuldb.com/cve/CVE-2026-82691
https://vuldb.com/submit/894210
https://vuldb.com/vuln/397179
https://vuldb.com/vuln/397179/cti
https://www.dlink.com/

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Source: NIST National Vulnerability Database (record CVE-2026-82691), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.