Read the docs
TI-2026-57021 Aliases CVE-2026-82691GHSA-vgqw-w77q-phfq

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

Priority HIGH 76CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.03605 89th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
D-LinkDNS-320L20260717—No fix listedCNA
D-LinkDNS-327L20260717—No fix listedCNA
D-LinkDNS-340L20260717—No fix listedCNA
D-LinkDNS-34520260717—No fix listedCNA
  • DNS-320L VendorD-Link Affected 20260717 Fixed in — No fix listed CNA
  • DNS-327L VendorD-Link Affected 20260717 Fixed in — No fix listed CNA
  • DNS-340L VendorD-Link Affected 20260717 Fixed in — No fix listed CNA
  • DNS-345 VendorD-Link Affected 20260717 Fixed in — No fix listed CNA

CPE names CNA · 4

CPEVersionsRoleVendor
cpe:2.3:h:d-link:dns-320l:*:*:*:*:*:*:*:*——D-Link
cpe:2.3:h:d-link:dns-327l:*:*:*:*:*:*:*:*——D-Link
cpe:2.3:h:d-link:dns-340l:*:*:*:*:*:*:*:*——D-Link
cpe:2.3:h:d-link:dns-345:*:*:*:*:*:*:*:*——D-Link
  • cpe:2.3:h:d-link:dns-320l:*:*:*:*:*:*:*:* Versions — — ·D-Link
  • cpe:2.3:h:d-link:dns-327l:*:*:*:*:*:*:*:* Versions — — ·D-Link
  • cpe:2.3:h:d-link:dns-340l:*:*:*:*:*:*:*:* Versions — — ·D-Link
  • cpe:2.3:h:d-link:dns-345:*:*:*:*:*:*:*:* Versions — — ·D-Link

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-82691
  2. 2026-10-03 Alias added: GHSA-vgqw-w77q-phfq

References

Exploit 1

Other 1

  • TI-2024-03070 D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi command injection KEVCVSS 3.1CRITICAL 9.8
  • TI-2024-03069 D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentials KEVCVSS 3.1CRITICAL 9.8
  • TI-2024-00708 D-Link DIR-859 HTTP POST Request hedwig.cgi path traversal KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-10693 OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-17249 D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable… KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-09657 D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE)… KEVCVSS 3.1CRITICAL 9.8
See all 979 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences