CVE-2026-4196
A vulnerability 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. This impacts the function cgi_recovery/cgi_backup_now/cgi_set_schedule/cgi_set_rsync_server of the file /cgi-bin/remote_backup.cgi. The manipulation leads to command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.
- Score
- CVSS 3.1 9.8 Critical
- Status
- Analyzed - cna@vuldb.com
- Published
- 2026-03-16
- Last modified
- 2026-03-16
- Weaknesses
- CWE-74, CWE-77
Affected products
- Dnr-202l (D-link)
- Dnr-322l (D-link)
- Dnr-326 (D-link)
- Dns-1100-4 (D-link)
- Dns-120 (D-link)
- Dns-1200-05 (D-link)
- Dns-1550-04 (D-link)
- Dns-315l (D-link)
- Dns-320 (D-link)
- Dns-320l (D-link)
- Dns-320lw (D-link)
- Dns-321 (D-link)
- Dns-323 (D-link)
- Dns-325 (D-link)
- Dns-326 (D-link)
- Dns-327l (D-link)
- Dns-340l (D-link)
- Dns-343 (D-link)
- Dns-345 (D-link)
- Dns-726-4 (D-link)
- Dnr-202l Firmware (Dlink)
- Dnr-326 Firmware (Dlink)
- Dns-1100-4 Firmware (Dlink)
- Dns-1200-05 Firmware (Dlink)
- Dns-120 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 (Dlink)
References
- https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_98/98.md
- https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_99/99.md
- https://vuldb.com/?ctiid.351108
- https://vuldb.com/?id.351108
- https://vuldb.com/?submit.769855
- https://vuldb.com/?submit.769856
- https://vuldb.com/?submit.769857
- https://vuldb.com/?submit.769858
- https://www.dlink.com/
