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Findings

CVE-2026-4196

A vulnerability 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, DN…

Published Mar 16, 2026 · updated Jun 17, 2026 · dlink dns-1550-04 firmware

A vulnerability 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. This impacts the function cgi_recovery/cgi_backup_now/cgi_set_schedule/cgi_set_rsync_server of the file /cgi-bin/remote_backup.cgi. The manipulation leads to command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 16, 2026 · NIST NVD

    Detected

    A vulnerability 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. This impacts the function cgi_recovery/cgi_backup_now/cgi_set_schedule/cgi_set_rsync_server of the file /cgi-bin/remote_backup.cgi. The mani

  2. Jun 17, 2026 · NIST NVD

    Updated

    A vulnerability 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. This impacts the function cgi_recovery/cgi_backup_now/cgi_set_schedule/cgi_set_rsync_server of the file /cgi-bin/remote_backup.cgi. The mani

Affected

  • cpe dlink/dns-1550-04 firmwareversion unspecified
  • cpe dlink/dns-315l firmwareversion unspecified
  • cpe dlink/dns-320 firmwareversion unspecified
  • cpe dlink/dns-320l firmwareversion unspecified
  • cpe dlink/dns-320lw firmwareversion unspecified
  • cpe dlink/dns-321 firmwareversion unspecified
  • cpe dlink/dns-322l firmwareversion unspecified
  • cpe dlink/dns-323 firmwareversion unspecified
  • cpe dlink/dns-325 firmwareversion unspecified
  • cpe dlink/dns-326 firmwareversion unspecified
  • cpe dlink/dns-327l firmwareversion unspecified
  • cpe dlink/dns-340l firmwareversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-4196

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-4196

    A vulnerability 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. This impacts the fun

    nvd.nist.gov

References