{"id":"CVE-2026-16448","state":"PUBLISHED","title":"D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection","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.","publishedAt":"2026-07-21T14:15:37.230Z","updatedAt":"2026-07-21T14:55:10.371Z","severity":{"score":5.3,"label":"Medium","version":"4.0","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","source":"VulDB"},"assigner":"VulDB","products":["D-Link DNS-120","D-Link DNR-202L","D-Link DNS-315L","D-Link DNS-320","D-Link DNS-320L","D-Link DNS-320LW","D-Link DNS-321","D-Link DNR-322L","D-Link DNS-323","D-Link DNS-325","D-Link DNS-326","D-Link DNS-327L","D-Link DNR-326","D-Link DNS-340L","D-Link DNS-343","D-Link DNS-345","D-Link DNS-726-4","D-Link DNS-1100-4","D-Link DNS-1200-05","D-Link DNS-1550-04"],"affected":[{"vendor":"D-Link","product":"DNS-120","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-120:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNR-202L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dnr-202l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-315L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-315l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-320","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-320:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-320L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-320l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-320LW","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-320lw:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-321","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-321:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNR-322L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dnr-322l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-323","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-323:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-325","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-325:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-326","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-326:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-327L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-327l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNR-326","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dnr-326:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-340L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-340l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-343","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-343:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-345","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-345:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-726-4","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-726-4:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-1100-4","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-1100-4:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-1200-05","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-1200-05:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-1550-04","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-1550-04:*:*:*:*:*:*:*:*"]}],"references":["https://vuldb.com/vuln/380827","https://vuldb.com/vuln/380827/cti","https://vuldb.com/cve/CVE-2026-16448","https://vuldb.com/submit/858469","https://ucn9h68n9289.feishu.cn/docx/OfhNdwzvXoBlJBxDIW7clVmjnuh?from=from_copylink","https://www.dlink.com/"],"weaknesses":["CWE-77","CWE-74"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16448.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16448","state":"PUBLISHED","datePublished":"2026-07-21T14:15:37.230Z","dateUpdated":"2026-07-21T14:55:10.371Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-07-21T08:49:25.085Z"},"containers":{"cna":{"title":"D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection","descriptions":[{"lang":"en","value":"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":[{"vendor":"D-Link","product":"DNS-120","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-120:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNR-202L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dnr-202l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-315L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-315l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-320","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-320:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-320L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-320l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-320LW","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-320lw:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-321","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-321:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNR-322L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dnr-322l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-323","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-323:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-325","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-325:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-326","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-326:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-327L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-327l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNR-326","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dnr-326:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-340L","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-340l:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-343","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-343:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-345","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-345:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-726-4","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-726-4:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-1100-4","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-1100-4:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-1200-05","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-1200-05:*:*:*:*:*:*:*:*"]},{"vendor":"D-Link","product":"DNS-1550-04","versions":[{"version":"20260205","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dns-1550-04:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/380827","name":"VDB-380827 | D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/380827/cti","name":"VDB-380827 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-16448","name":"CVE-2026-16448 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/858469","name":"Submit #858469 | D-Link (Shanghai)Limited Corp.  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