Vulnerability Details CVE-2026-4194
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 13.4%
CVSS Severity
CVSS v3 Score 7.3
CVSS v2 Score 7.5
References
Products affected by CVE-2026-4194
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cpe:2.3:h:dlink:dnr-202l:-
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cpe:2.3:h:dlink:dnr-326:-
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cpe:2.3:h:dlink:dns-1100-4:-
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cpe:2.3:h:dlink:dns-1200-05:-
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cpe:2.3:h:dlink:dns-120:-
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cpe:2.3:h:dlink:dns-1550-04:-
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cpe:2.3:h:dlink:dns-315l:-
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cpe:2.3:h:dlink:dns-320:-
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cpe:2.3:h:dlink:dns-320l:-
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cpe:2.3:h:dlink:dns-320lw:-
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cpe:2.3:h:dlink:dns-321:-
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cpe:2.3:h:dlink:dns-322l:-
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cpe:2.3:h:dlink:dns-323:-
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cpe:2.3:h:dlink:dns-325:-
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cpe:2.3:h:dlink:dns-326:-
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cpe:2.3:h:dlink:dns-327l:-
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cpe:2.3:h:dlink:dns-340l:-
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cpe:2.3:h:dlink:dns-343:-
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cpe:2.3:h:dlink:dns-345:-
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cpe:2.3:h:dlink:dns-726-4:-
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cpe:2.3:o:dlink:dnr-202l_firmware:-
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cpe:2.3:o:dlink:dnr-326_firmware:-
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cpe:2.3:o:dlink:dnr-326_firmware:1.40b03
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cpe:2.3:o:dlink:dns-1100-4_firmware:-
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cpe:2.3:o:dlink:dns-1200-05_firmware:-
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cpe:2.3:o:dlink:dns-120_firmware:-
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cpe:2.3:o:dlink:dns-1550-04_firmware:-
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cpe:2.3:o:dlink:dns-315l_firmware:-
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cpe:2.3:o:dlink:dns-320_firmware:-
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cpe:2.3:o:dlink:dns-320_firmware:2.00
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cpe:2.3:o:dlink:dns-320_firmware:2.02
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cpe:2.3:o:dlink:dns-320_firmware:2.02b01
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cpe:2.3:o:dlink:dns-320_firmware:2.03
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cpe:2.3:o:dlink:dns-320_firmware:2.05
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cpe:2.3:o:dlink:dns-320_firmware:2.05.b10
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cpe:2.3:o:dlink:dns-320_firmware:2.06b01
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cpe:2.3:o:dlink:dns-320l_firmware:-
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cpe:2.3:o:dlink:dns-320l_firmware:1.01.0702.2013
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cpe:2.3:o:dlink:dns-320l_firmware:1.03.0904.2013
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cpe:2.3:o:dlink:dns-320l_firmware:1.03b04
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cpe:2.3:o:dlink:dns-320l_firmware:1.11
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cpe:2.3:o:dlink:dns-320lw_firmware:-
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cpe:2.3:o:dlink:dns-320lw_firmware:1.03b04
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cpe:2.3:o:dlink:dns-321_firmware:-
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cpe:2.3:o:dlink:dns-322l_firmware:2.00b07
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cpe:2.3:o:dlink:dns-323_firmware:-
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cpe:2.3:o:dlink:dns-325_firmware:-
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cpe:2.3:o:dlink:dns-325_firmware:1.01
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cpe:2.3:o:dlink:dns-325_firmware:1.05b03
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cpe:2.3:o:dlink:dns-326_firmware:-
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cpe:2.3:o:dlink:dns-327l_firmware:-
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cpe:2.3:o:dlink:dns-327l_firmware:1.00.0409.2013
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cpe:2.3:o:dlink:dns-327l_firmware:1.02
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cpe:2.3:o:dlink:dns-327l_firmware:1.09
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cpe:2.3:o:dlink:dns-340l_firmware:-
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cpe:2.3:o:dlink:dns-340l_firmware:1.08
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cpe:2.3:o:dlink:dns-343_firmware:-
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cpe:2.3:o:dlink:dns-343_firmware:1.0.5
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cpe:2.3:o:dlink:dns-345_firmware:-
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cpe:2.3:o:dlink:dns-345_firmware:1.03b06
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cpe:2.3:o:dlink:dns-726-4_firmware:-