CVE-2026-16448

MEDIUM

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

Title source: cna
STIX 2.1

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.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-380827 | D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection
https://vuldb.com/vuln/380827
Signature, Permissions Required signature permissions-required
VDB-380827 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/380827/cti
Third Party Advisory third-party-advisory
CVE-2026-16448 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-16448
Third Party Advisory third-party-advisory
Submit #858469 | D-Link (Shanghai)Limited Corp. D-Link DNS-120 affected at 20260205 CWE-77 (Command Injection)
https://vuldb.com/submit/858469
Product product
https://www.dlink.com/

Scores

CVSS v3 6.3
EPSS 0.0106
EPSS Percentile 61.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-74 CWE-77
Status published
Products (20)
D-Link/DNR-202L 20260205
D-Link/DNR-322L 20260205
D-Link/DNR-326 20260205
D-Link/DNS-1100-4 20260205
D-Link/DNS-120 20260205
D-Link/DNS-1200-05 20260205
D-Link/DNS-1550-04 20260205
D-Link/DNS-315L 20260205
D-Link/DNS-320 20260205
D-Link/DNS-320L 20260205
... and 10 more
Published Jul 21, 2026
Tracked Since Jul 21, 2026