PT-2026-25585 · D Link · Dnr-202L+18

Bond · Published 2026-03-16 · Updated 2026-03-16 · CVE-2026-4205

NVD

CVSS v2.0

6.5

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

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.

Exploit

Fix

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

CVE-2026-4205

Affected Products

Dnr-202L

Dnr-322L

Dnr-326

Dns-1100-4

Dns-120

Dns-1200-05

Dns-1550-04

Dns-315L

Dns-320

Dns-320L

Dns-321

Dns-323

Dns-325

Dns-326

Dns-327L

Dns-340L

Dns-343

Dns-345

Dns-726-4

References · 10

• 🔥❌ https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_132/132.md · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2026-4205 · Security Note
• ❌ https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_131/131.md · Note, Deleted
• https://twitter.com/cyberbivash/status/2033365746055548969 · Twitter Post
• https://vuldb.com/?ctiid.351117 · Note
• https://vuldb.com/?id.351117 · Note
• https://vuldb.com/?submit.770410 · Note
• https://vuldb.com/?submit.770411 · Note
• https://dlink.com · Note
• https://vuldb.com/?submit.770412 · Note