CVE-2026-16448: D-Link Dnr-202l

Medium severity, CVSS 6.3. EPSS: 1.9% chance of exploitation in the next 30 days.

A vulnerability was 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_check_rsync_rw of the file /cgi-bin/remote_backup.cgi. The manipulation of the argument ip results in command injection. The attack can be executed remotely. The exploit has been made public and could be used.

Affected products

• D-Link Dnr-202l: version 20260205 only
• D-Link DNR-322L: version 20260205 only
• D-Link Dnr-326: version 20260205 only
• D-Link DNS-1100-4: version 20260205 only
• D-Link DNS-120: version 20260205 only
• D-Link DNS-1200-05: version 20260205 only
• D-Link DNS-1550-04: version 20260205 only
• D-Link DNS-315l: version 20260205 only
• D-Link DNS-320: version 20260205 only
• D-Link DNS-320l: version 20260205 only
• D-Link DNS-320lw: version 20260205 only
• D-Link DNS-321: version 20260205 only
• D-Link DNS-323: version 20260205 only
• D-Link DNS-325: version 20260205 only
• D-Link DNS-326: version 20260205 only
• D-Link DNS-327l: version 20260205 only
• D-Link DNS-340l: version 20260205 only
• D-Link DNS-343: version 20260205 only
• D-Link DNS-345: version 20260205 only
• D-Link DNS-726-4: version 20260205 only

Published 2026-07-21. Last modified 2026-07-21.