CVE-2026-4203

6.3 MEDIUM
Published: March 16, 2026 Modified: March 19, 2026
View on NVD

Description

A vulnerability was detected 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. Impacted is the function cgi_portforwarding_add/cgi_portforwarding_del/cgi_portforwarding_modify/cgi_portforwarding_add_scan/cgi_dhcpd_lease/cgi_ddns/cgi_ip/cgi_dhcpd of the file /cgi-bin/network_mgr.cgi. The manipulation results in command injection. The attack may be launched remotely. The exploit is now public and may be used.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_122/122.md
Source: cna@vuldb.com
Exploit Third Party Advisory
https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_123/123.md
Source: cna@vuldb.com
Exploit Third Party Advisory
https://vuldb.com/?ctiid.351115
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.351115
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770401
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770402
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770403
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770404
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770405
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770406
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770407
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.770408
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://www.dlink.com/
Source: cna@vuldb.com
Product

13 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.3 / 10.0
EPSS (Exploit Probability)
0.5%
65th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

dlink