CVE-2026-4203

Katalog CVE

CVSS 9.8 · Critical EPSS 6,4%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada dlink dnr-202l firmware, dlink dnr-326 firmware +18 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

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. Impacted is the function cgi_portforwarding_add/cgi_portforwarding_del/cgi_portforwarding_modify/cgi_portforwarding_add_scan/cgi_dhcpd_lease/cgi_ddns/cgi_ip/cgi_dhcpd of the file /cgi-bin/network_mgr.cgi. The manipulation results in command injection. The attack may be launched remotely. The exploit is now public and may be used.

Rincian

Terbit di NVD

16 Maret 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

EPSS (30 hari)

6,4% peluang dieksploitasi; lebih tinggi dari 93,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_122/122.md exploit · advisory pihak ketiga
• https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_123/123.md exploit · advisory pihak ketiga
• https://vuldb.com/?id.351115 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770401 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770402 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770403 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770404 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770405 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770406 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770407 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.770408 advisory pihak ketiga · vdb entry
• https://vuldb.com/?ctiid.351115 permissions required · vdb entry
• https://www.dlink.com/ product