{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-51723", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-08-31T16:53:22.811Z", "dateReserved": "2026-06-08T00:00:00.000Z", "datePublished": "2026-08-31T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-31T16:53:22.811Z"}, "descriptions": [{"lang": "en", "value": "Incorrect access control in the UploadCustomModule function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to install a custom CGI module via sending a crafted POST request to /cgi-bin/cstecgi.cgi."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html"}, {"url": "https://www.totolink.net/"}, {"url": "https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md"}, {"url": "https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect access control in the UploadCustomModule function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to install a custom CGI module via sending a crafted POST request to /cgi-bin/cstecgi.cgi."}], "id": "CVE-2026-51723", "lastModified": "2026-08-31T17:17:41.843", "metrics": {}, "published": "2026-08-31T17:17:41.843", "references": [{"source": "cve@mitre.org", "url": "https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md"}, {"source": "cve@mitre.org", "url": "https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md"}, {"source": "cve@mitre.org", "url": "https://www.totolink.net/"}, {"source": "cve@mitre.org", "url": "https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received"}

{}

{"created": "2026-08-31T18:30:03.949624+00:00", "title": "Unauthenticated Upload of Custom CGI Modules via /cgi-bin/cstecgi.cgi", "updated": "2026-08-31T18:30:03.949630+00:00", "vendors": [], "weaknesses": ["CWE-284"]}