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Findings

CVE-2026-4195

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, D…

Published Mar 16, 2026 · updated Jun 17, 2026 · dlink dnr-202l firmware

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. This affects an unknown function of the file /cgi-bin/wizard_mgr.cgi. Executing a manipulation can lead to command injection. The attack can be executed remotely. The exploit has been published 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 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. This affects an unknown function of the file /cgi-bin/wizard_mgr.cgi. Executing a manipulation can lead to command injection. The attack can be execu

  2. Jun 17, 2026 · NIST NVD

    Updated

    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. This affects an unknown function of the file /cgi-bin/wizard_mgr.cgi. Executing a manipulation can lead to command injection. The attack can be execu

Affected

  • cpe dlink/dnr-202l firmwareversion unspecified
  • cpe dlink/dnr-326 firmwareversion unspecified
  • cpe dlink/dns-1100-4 firmwareversion unspecified
  • cpe dlink/dns-120 firmwareversion unspecified
  • cpe dlink/dns-1200-05 firmwareversion unspecified
  • 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

Sources

  • CVE.orgVulnerability recordCVE-2026-4195

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-4195

    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. This affects an unknown funct

    nvd.nist.gov

References