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CVE-2026-4205

🗓️ 16 Mar 2026 01:32:09Reported by VulDBType 
cve
 cve🔗 web.nvd.nist.gov👁 17 Views🌐 WEB

CVE-2026-4205 enables command injection via FTP_Server_BlockIP_Del in app_mgr.cgi on multiple D-Link DNS devices.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-4205
16 Mar 202601:32
–attackerkb
BDU FSTEC		The vulnerability in the script/cgi-bin/app_mgr.cgi of the 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, allows a hacker to execute arbitrary commands.
9 Jul 202600:00
–bdu_fstec
CNNVD		D-Link多款产品 命令注入漏洞
16 Mar 202600:00
–cnnvd
Cvelist		CVE-2026-4205 D-Link DNS-1550-04 app_mgr.cgi FTP_Server_BlockIP_Del command injection
16 Mar 202601:32
–cvelist
EUVD		EUVD-2026-12279
16 Mar 202615:30
–euvd
NVD		CVE-2026-4205
16 Mar 202614:20
–nvd
Positive Technologies		PT-2026-25585
16 Mar 202600:00
–ptsecurity
RedhatCVE		CVE-2026-4205
26 Mar 202615:15
–redhatcve
Vulnrichment		CVE-2026-4205 D-Link DNS-1550-04 app_mgr.cgi FTP_Server_BlockIP_Del command injection
16 Mar 202601:32
–vulnrichment
NVD
Vulners
Node
dlinkdnr-202l_firmwareRange≤2026-02-05
AND
dlinkdnr-202lMatch-
Node
dlinkdnr-326_firmwareRange≤2026-02-05
AND
dlinkdnr-326Match-
Node
dlinkdns-1100-4_firmwareRange≤2026-02-05
AND
dlinkdns-1100-4Match-
Node
dlinkdns-120_firmwareRange≤2026-02-05
AND
dlinkdns-120Match-
Node
dlinkdns-1200-05_firmwareRange≤2026-02-05
AND
dlinkdns-1200-05Match-
Node
dlinkdns-1550-04_firmwareRange≤2026-02-05
AND
dlinkdns-1550-04Match-
Node
dlinkdns-315l_firmwareRange≤2026-02-05
AND
dlinkdns-315lMatch-
Node
dlinkdns-320_firmwareRange≤2026-02-05
AND
dlinkdns-320Match-
Node
dlinkdns-320l_firmwareRange≤2026-02-05
AND
dlinkdns-320lMatch-
Node
dlinkdns-320lw_firmwareRange≤2026-02-05
AND
dlinkdns-320lwMatch-
Node
dlinkdns-321_firmwareRange≤2026-02-05
AND
dlinkdns-321Match-
Node
dlinkdns-322l_firmwareRange≤2026-02-05
AND
dlinkdns-322lMatch-
Node
dlinkdns-323_firmwareRange≤2026-02-05
AND
dlinkdns-323Match-
Node
dlinkdns-325_firmwareRange≤2026-02-05
AND
dlinkdns-325Match-
Node
dlinkdns-326_firmwareRange≤2026-02-05
AND
dlinkdns-326Match-
Node
dlinkdns-327l_firmwareRange≤2026-02-05
AND
dlinkdns-327lMatch-
Node
dlinkdns-340l_firmwareRange≤2026-02-05
AND
dlinkdns-340lMatch-
Node
dlinkdns-343_firmwareRange≤2026-02-05
AND
dlinkdns-343Match-
Node
dlinkdns-345_firmwareRange≤2026-02-05
AND
dlinkdns-345Match-
Node
dlinkdns-726-4_firmwareRange≤2026-02-05
AND
dlinkdns-726-4Match-
[
  {
    "vendor": "D-Link",
    "product": "DNS-120",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNR-202L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-315L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-320",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-320L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-320LW",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-321",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNR-322L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-323",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-325",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-326",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-327L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNR-326",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-340L",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-343",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-345",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-726-4",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-1100-4",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-1200-05",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "D-Link",
    "product": "DNS-1550-04",
    "versions": [
      {
        "version": "20260205",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
FTP_Server_BlockIP_Addpath/cgi-bin/app_mgr.cgiRemote command injection via cgi_refresh_db/FTP_Server_BlockIP_Add/FTP_Server_BlockIP_Del in /cgi-bin/app_mgr.cgi.CWE-74, CWE-77
FTP_Server_BlockIP_Delpath/cgi-bin/app_mgr.cgiRemote command injection via cgi_refresh_db/FTP_Server_BlockIP_Add/FTP_Server_BlockIP_Del in /cgi-bin/app_mgr.cgi.CWE-74, CWE-77

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17 Jun 2026 10:56Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.16.3 - 9.8
CVSS 45.3
CVSS 26.5
CVSS 36.3
EPSS0.035
SSVC
CWE-74CWE-77
command injectionapplication managerftp serverblock ipremote exploit
17