CVE-2026-4196

MEDIUM

6.3

Description

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.

CVE Details

CVSS v3.1 Score6.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/16/2026

Last Modified3/19/2026

Sourcenvd

Honeypot Sightings0

Affected Products

dlink:dnr-202ldlink:dnr-202l_firmwaredlink:dnr-326dlink:dnr-326_firmwaredlink:dns-1100-4dlink:dns-1100-4_firmwaredlink:dns-120dlink:dns-1200-05dlink:dns-1200-05_firmwaredlink:dns-120_firmwaredlink:dns-1550-04dlink:dns-1550-04_firmwaredlink:dns-315ldlink:dns-315l_firmwaredlink:dns-320dlink:dns-320_firmwaredlink:dns-320ldlink:dns-320l_firmwaredlink:dns-320lwdlink:dns-320lw_firmwaredlink:dns-321dlink:dns-321_firmwaredlink:dns-322ldlink:dns-322l_firmwaredlink:dns-323dlink:dns-323_firmwaredlink:dns-325dlink:dns-325_firmwaredlink:dns-326dlink:dns-326_firmwaredlink:dns-327ldlink:dns-327l_firmwaredlink:dns-340ldlink:dns-340l_firmwaredlink:dns-343dlink:dns-343_firmwaredlink:dns-345dlink:dns-345_firmwaredlink:dns-726-4dlink:dns-726-4_firmware

Weaknesses (CWE)

CWE-74CWE-77CWE-77

References

https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_98/98.md(cna@vuldb.com)

https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_99/99.md(cna@vuldb.com)

https://vuldb.com/?ctiid.351108(cna@vuldb.com)

https://vuldb.com/?id.351108(cna@vuldb.com)

https://vuldb.com/?submit.769855(cna@vuldb.com)

https://vuldb.com/?submit.769856(cna@vuldb.com)

https://vuldb.com/?submit.769857(cna@vuldb.com)

https://vuldb.com/?submit.769858(cna@vuldb.com)

https://www.dlink.com/(cna@vuldb.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.