CVE-2026-16448CWE-74CWE-77

D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection

Medium · published July 21, 2026

CVSS v4.0
5.3
EPSS
2%
Percentile
79.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS: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
EPSS
0.01933 · 79.9th percentile
Weaknesses
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')
Published
2026-07-21T14:15Z
EPSS history
Timeline
  • 21 JUL 14:15Z
    D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection
    cvelistv5