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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
D-link
  • Dnr-202l
  • Dnr-322l
  • Dnr-326
  • Dns-1100-4
  • Dns-120
  • Dns-1200-05
  • Dns-1550-04
  • Dns-315l
  • Dns-320
  • Dns-320l
  • Dns-320lw
  • Dns-321
  • Dns-323
  • Dns-325
  • Dns-326
  • Dns-327l
  • Dns-340l
  • Dns-343
  • Dns-345
  • Dns-726-4

No data.

No data.

No data.

References
Link Providers
https://ucn9h68n9289.feishu.cn/docx/OfhNdwzvXoBlJBxDIW7clVmjnuh?from=from_copylink cve-icon
https://vuldb.com/cve/CVE-2026-16448 cve-icon
https://vuldb.com/submit/858469 cve-icon
https://vuldb.com/vuln/380827 cve-icon
https://vuldb.com/vuln/380827/cti cve-icon
https://www.dlink.com/ cve-icon
History

Tue, 21 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 21 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
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.
Title D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection
First Time appeared D-link
D-link 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
Weaknesses CWE-74
CWE-77
CPEs cpe:2.3:h:d-link:dnr-202l:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dnr-322l:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dnr-326:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-1100-4:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-1200-05:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-120:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-1550-04:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-315l:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-320:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-320l:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-320lw:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-321:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-323:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-325:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-326:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-327l:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-340l:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-343:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-345:*:*:*:*:*:*:*:*
cpe:2.3:h:d-link:dns-726-4:*:*:*:*:*:*:*:*
Vendors & Products D-link
D-link 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
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, '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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-07-21T14:55:10.371Z

Reserved: 2026-07-21T08:49:25.085Z

Link: CVE-2026-16448

cve-icon Vulnrichment

Updated: 2026-07-21T14:52:49.776Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.