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.

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

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
D-Link DNS-120 affected
Version Status Constraints
20260205 affected —
D-Link DNR-202L affected
Version Status Constraints
20260205 affected —
D-Link DNS-315L affected
Version Status Constraints
20260205 affected —
D-Link DNS-320 affected
Version Status Constraints
20260205 affected —
D-Link DNS-320L affected
Version Status Constraints
20260205 affected —
D-Link DNS-320LW affected
Version Status Constraints
20260205 affected —
D-Link DNS-321 affected
Version Status Constraints
20260205 affected —
D-Link DNR-322L affected
Version Status Constraints
20260205 affected —
D-Link DNS-323 affected
Version Status Constraints
20260205 affected —
D-Link DNS-325 affected
Version Status Constraints
20260205 affected —
D-Link DNS-326 affected
Version Status Constraints
20260205 affected —
D-Link DNS-327L affected
Version Status Constraints
20260205 affected —
D-Link DNR-326 affected
Version Status Constraints
20260205 affected —
D-Link DNS-340L affected
Version Status Constraints
20260205 affected —
D-Link DNS-343 affected
Version Status Constraints
20260205 affected —
D-Link DNS-345 affected
Version Status Constraints
20260205 affected —
D-Link DNS-726-4 affected
Version Status Constraints
20260205 affected —
D-Link DNS-1100-4 affected
Version Status Constraints
20260205 affected —
D-Link DNS-1200-05 affected
Version Status Constraints
20260205 affected —
D-Link DNS-1550-04 affected
Version Status Constraints
20260205 affected —

No data.

No data.

No data.

Project Subscriptions

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

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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'}

Projects

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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.

Weaknesses