CVE-2026-4205

| EUVD-2026-12279 MEDIUM
2026-03-16 VulDB
6.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

4
PoC Detected
Mar 16, 2026 - 14:53 vuln.today
Public exploit code
Analysis Generated
Mar 16, 2026 - 02:00 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 02:00 euvd
EUVD-2026-12279
CVE Published
Mar 16, 2026 - 01:32 nvd
MEDIUM 6.3

Tags

Command Injection D-Link RCE Ftp Dns 320 Dns 315l Dns 321 Dns 320lw Dns 323 Dns 726 4 Dns 1200 05 Dns 327l Dnr 202l Dns 343 Dnr 326 Dns 1550 04 Dns 120 Dns 1100 4 Dnr 322l Dns 340l Dns 345 Dns 325 Dns 326 Dns 320l

Description

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. The impacted element is the function cgi_refresh_db/FTP_Server_BlockIP_Add/FTP_Server_BlockIP_Del of the file /cgi-bin/app_mgr.cgi. Such manipulation leads to command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used.

Analysis

A security vulnerability in A vulnerability (CVSS 6.3). Risk factors: public PoC available.

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

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Priority Score

52
Low Medium High Critical
KEV: 0
EPSS: +0.4
CVSS: +32
POC: +20

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CVE-2026-4205 vulnerability details – vuln.today
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