CVE-2026-4209

CWE-74CWE-77 — Command Injection3 documents3 sources
Severity
5.3MEDIUM
EPSS
0.1%
top 69.95%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
40
Dlink Dnr-202l FirmwareDlink Dnr-326 FirmwareDlink Dns-1100-4 Firmware+37 more
Timeline
PublishedMar 16

Description

A vulnerability was identified 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. Affected is the function cgi_create_import_users/cgi_user_batch_create/cgi_user_set_quota/cgi_user_del/cgi_user_modify/cgi_group_set_quota/cgi_group_modify/cgi_group_add/cgi_user_add/cgi_get_modify_group_info/cgi_chg_admin_pw of the file /c…

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Affected Packages40 packages

▶NVDdlink/dns-320lw_firmware2026-02-05
▶CVEListV5d-link/dns-320lw20260205
▶NVDdlink/dnr-202l_firmware2026-02-05
▶NVDdlink/dns-315l_firmware2026-02-05
▶NVDdlink/dns-320l_firmware2026-02-05

🔴Vulnerability Details

2
GHSA
GHSA-frpm-2wwm-5rh6: A vulnerability was identified 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-↗2026-03-16
▶
CVEList
D-Link DNS-1550-04 account_mgr.cgi cgi_chg_admin_pw command injection↗2026-03-16
▶