Lucene search
+L
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Settings
Sign in

CVE-2026-4203

🗓️ 16 Mar 2026 01:02:10Reported by VulDBType 
cve
 cve🔗 web.nvd.nist.gov👁 43 Views🌐 WEB

Remote command injection in D-Link devices via network manager script on multiple models.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB		CVE-2026-4203
16 Mar 202601:02
–attackerkb
bdu_fstec
BDU FSTEC		The vulnerability in the script /cgi-bin/network_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
CNNVD		D-Link多款产品 命令注入漏洞
16 Mar 202600:00
–cnnvd
cvelist
Cvelist		CVE-2026-4203 D-Link DNS-1550-04 network_mgr.cgi cgi_dhcpd command injection
16 Mar 202601:02
–cvelist
euvd
EUVD		EUVD-2026-12275
16 Mar 202615:30
–euvd
nvd
NVD		CVE-2026-4203
16 Mar 202614:20
–nvd
ptsecurity
Positive Technologies		PT-2026-25583
16 Mar 202600:00
–ptsecurity
redhatcve
RedhatCVE		CVE-2026-4203
26 Mar 202615:15
–redhatcve
vulnrichment
Vulnrichment		CVE-2026-4203 D-Link DNS-1550-04 network_mgr.cgi cgi_dhcpd command injection
16 Mar 202601:02
–vulnrichment
NVD
Vulners
Node
AND
dlinkdnr-202l_firmwareRange≤2026-02-05
dlinkdnr-202lMatch-
Node
AND
dlinkdnr-326_firmwareRange≤2026-02-05
dlinkdnr-326Match-
Node
AND
dlinkdns-1100-4_firmwareRange≤2026-02-05
dlinkdns-1100-4Match-
Node
AND
dlinkdns-120_firmwareRange≤2026-02-05
dlinkdns-120Match-
Node
AND
dlinkdns-1200-05_firmwareRange≤2026-02-05
dlinkdns-1200-05Match-
Node
AND
dlinkdns-1550-04_firmwareRange≤2026-02-05
dlinkdns-1550-04Match-
Node
AND
dlinkdns-315l_firmwareRange≤2026-02-05
dlinkdns-315lMatch-
Node
AND
dlinkdns-320_firmwareRange≤2026-02-05
dlinkdns-320Match-
Node
AND
dlinkdns-320l_firmwareRange≤2026-02-05
dlinkdns-320lMatch-
Node
AND
dlinkdns-320lw_firmwareRange≤2026-02-05
dlinkdns-320lwMatch-
Node
AND
dlinkdns-321_firmwareRange≤2026-02-05
dlinkdns-321Match-
Node
AND
dlinkdns-322l_firmwareRange≤2026-02-05
dlinkdns-322lMatch-
Node
AND
dlinkdns-323_firmwareRange≤2026-02-05
dlinkdns-323Match-
Node
AND
dlinkdns-325_firmwareRange≤2026-02-05
dlinkdns-325Match-
Node
AND
dlinkdns-326_firmwareRange≤2026-02-05
dlinkdns-326Match-
Node
AND
dlinkdns-327l_firmwareRange≤2026-02-05
dlinkdns-327lMatch-
Node
AND
dlinkdns-340l_firmwareRange≤2026-02-05
dlinkdns-340lMatch-
Node
AND
dlinkdns-343_firmwareRange≤2026-02-05
dlinkdns-343Match-
Node
AND
dlinkdns-345_firmwareRange≤2026-02-05
dlinkdns-345Match-
Node
AND
dlinkdns-726-4_firmwareRange≤2026-02-05
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
cgi_portforwarding_addrequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_portforwarding_delrequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_portforwarding_modifyrequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_portforwarding_add_scanrequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_dhcpd_leaserequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_ddnsrequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_iprequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77
cgi_dhcpdrequest body/cgi-bin/network_mgr.cgiRemote command injection through CGI functions in /cgi-bin/network_mgr.cgi described by the vulnerability CVE-2026-4203CWE-74, CWE-77

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
17 Jun 2026 10:56Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.16.3 - 9.8
CVSS 45.3
CVSS 26.5
CVSS 36.3
EPSS0.0421
SSVC
CWE-74CWE-77
remote command injectionport forwardingdhcp daemonnetwork manager scriptd link devicesexploit publicmultiple models
43