{"id":"CVE-2026-91001","state":"PUBLISHED","title":"D-Link DI-8400 DDNS Configuration ddns.asp ddns_asp stack-based overflow","description":"A security flaw has been discovered in D-Link DI-8400 16.07. This affects the function ddns_asp of the file /ddns.asp of the component DDNS Configuration. Performing a manipulation of the argument serv/user/host/wild/mx/bmx/cust/ip results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.","publishedAt":"2026-09-15T05:15:14.158Z","updatedAt":"2026-09-15T13:59:20.155Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","source":"VulDB"},"assigner":"VulDB","products":["D-Link DI-8400"],"affected":[{"vendor":"D-Link","product":"DI-8400","versions":[{"version":"16.07","status":"affected"}],"cpes":["cpe:2.3:h:d-link:di-8400:*:*:*:*:*:*:*:*"],"modules":["DDNS Configuration"]}],"references":["https://vuldb.com/vuln/403582","https://vuldb.com/vuln/403582/cti","https://vuldb.com/cve/CVE-2026-91001","https://vuldb.com/submit/931642","https://github.com/Vivi-Xray/Xray-s-cve-/tree/main/ddns_asp","https://github.com/Vivi-Xray/Xray-s-cve-/blob/main/ddns_asp/ddns_asp.py","https://www.dlink.com/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/91xxx/CVE-2026-91001.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-91001","state":"PUBLISHED","datePublished":"2026-09-15T05:15:14.158Z","dateUpdated":"2026-09-15T13:59:20.155Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-09-14T15:34:55.062Z"},"containers":{"cna":{"title":"D-Link DI-8400 DDNS Configuration ddns.asp ddns_asp stack-based overflow","descriptions":[{"lang":"en","value":"A security flaw has been discovered in D-Link DI-8400 16.07. 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