Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-82691

CVE-2026-82691HIGH

D-Link DNS-320L/DNS-327L/DNS-340L/DNS-345 CGI usb_device.cgi os command injection

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   H   N   H   H   H    8.5   .0360   89.1     —

AFFECTED
  Product   Versions    Fixed
  DNS-320L  20260717 –  —
  DNS-327L  20260717 –  —
  DNS-340L  20260717 –  —
  DNS-345   20260717 –  —

TIMELINE
  Aug 30  Reserved by VulDB
  Aug 31  Published (CNA: VulDB)
  Sep 2   EXPLOIT PUBLISHED — CVE-2026-82691 (D-Link DNS-320L). Public exploit reference added.

CWE-77, CWE-78 · CNA: VulDB · CVSS v4.0 · 6 references · NVD status: Deferred

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
August 30, 2026	Reserved	Reserved by VulDB
August 31, 2026	Published	Published (CNA: VulDB)
September 2, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-82691 (D-Link DNS-320L). Public exploit reference added.

Affected

Affected products and packages — 4 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
D-Link	DNS-320L	—	20260717	—
D-Link	DNS-327L	—	20260717	—
D-Link	DNS-340L	—	20260717	—
D-Link	DNS-345	—	20260717	—

Weaknesses

CWE-77 · CWE-78

References (6)

Authoritative record: CVE-2026-82691 at cve.org

Vendors: d-link

Weaknesses: CWE-77 · CWE-78

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-82691 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.