CVE-2026-16448

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

MEDIUM
6.3
CVSS Score
Published: July 21, 2026 at 02:15 PM UTC
Updated: July 21, 2026 at 05:19 PM UTC
20 products affected across 1 vendorDNS-320DNS 340L FirmwareDNS 327L Firmware

Using DNS-120 by D-Link?

Get instant alerts when new vulnerabilities affect DNS-120 - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.3
Exploit prediction
EPSS 2%
SSVC
PoC

Description

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

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/380827
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/380827/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-16448
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/858469
Product
Source: cverecord
https://www.dlink.com/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-77CWE-74

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card