CVE-2026-4204 PUBLISHED

D-Link DNS-1550-04 gui_mgr.cgi cgi_mycloud_auto_downlaod command injection

Assigner: VulDB
Reserved: 15.03.2026 Published: 16.03.2026 Updated: 16.03.2026

A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The affected element is the function cgi_myfavorite_add/cgi_myfavorite_set/cgi_myfavorite_del/cgi_myfavorite_set_sort_info/cgi_myfavorite_remove_apkg/cgi_myfavorite_compare_apkg/cgi_mycloud_auto_downlaod of the file /cgi-bin/gui_mgr.cgi. This manipulation of the argument f_user causes command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS Score: 5.3

Product Status

Vendor D-Link
Product DNS-120
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNR-202L
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-315L
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-320
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-320L
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-320LW
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-321
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNR-322L
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-323
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-325
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-326
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-327L
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNR-326
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-340L
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-343
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-345
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-726-4
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-1100-4
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-1200-05
Versions
  • Version 20260205 is affected
Vendor D-Link
Product DNS-1550-04
Versions
  • Version 20260205 is affected

Credits

  • Bond (VulDB User) reporter

References

Problem Types

  • Command Injection CWE
  • Injection CWE