CVE-2026-4204
This manipulation of the argument f_user causes command injection.
Does this matter?
Lower severity and a low EPSS score (3.73%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw 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 affected element is the function cgi_myfavorite_add/cgi_myfavorite_set/cgi_myfavorite_del/cgi_myfavorite_set_sort_info/cgi_myfavorite_remove_apkg/cgi_myfavorite_compare_apkg/cgi_mycloud_auto_downlaod of the file /cgi-bin/gui_mgr.cgi. This manipulation of the argument f_user causes command injection. Remote exploitation of the attack is possible. The exploit has been published and may be used.
- CVSS 4.0
- 2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 3.73% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-74, CWE-77
- Affected
- dlink/dnr-202l firmware · dlink/dnr-326 firmware · dlink/dns-1100-4 firmware · dlink/dns-120 firmware · dlink/dns-1200-05 firmware · dlink/dns-1550-04 firmware · dlink/dns-315l firmware · dlink/dns-320 firmware · dlink/dns-320l firmware · dlink/dns-320lw firmware · dlink/dns-321 firmware · dlink/dns-322l firmware · dlink/dns-323 firmware · dlink/dns-325 firmware · dlink/dns-326 firmware · dlink/dns-327l firmware · dlink/dns-340l firmware · dlink/dns-343 firmware · dlink/dns-345 firmware · dlink/dns-726-4 firmware
- Source
- cna@vuldb.com
References
- https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_130/130.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.351116Permissions Required, VDB Entry
- https://vuldb.com/?id.351116Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.770409Third Party Advisory, VDB Entry
- https://www.dlink.com/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.