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CVE-2026-4194

HIGH CVSS: 7.3 Published: 2026-03-16 Modified: 2026-06-17

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. The impacted element is the function cgi_set_wto of the file /cgi-bin/system_mgr.cgi. Performing a manipulation results in improper access controls. Remote exploitation of the attack is possible. The exploit is now public and may be used.

Affected Platforms

Dlink Dns-322L FirmwareDlink Dns-1100-4 FirmwareDlink Dns-345Dlink Dns-120 FirmwareDlink Dns-320Lw FirmwareDlink Dns-1550-04Dlink Dns-327L FirmwareDlink Dns-343 FirmwareDlink Dns-323Dlink Dns-340L

Weakness Type

CWE-266, CWE-284

References