{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-51656", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-08-28T19:15:18.582Z", "dateReserved": "2026-06-08T00:00:00.000Z", "datePublished": "2026-08-28T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-28T19:15:18.582Z"}, "descriptions": [{"lang": "en", "value": "Incorrect access control in the getVpnPassCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain VPN pass-through and WAN ping filter settings 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 getVpnPassCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain VPN pass-through and WAN ping filter settings via sending a crafted POST request to /cgi-bin/cstecgi.cgi."}], "id": "CVE-2026-51656", "lastModified": "2026-08-28T21:25:59.127", "metrics": {}, "published": "2026-08-28T20:18:09.090", "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": "Deferred"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "4.1.5cu.748_B20211015"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "t6", "vendor": "totolink"}], "created": "2026-08-28T21:15:03.455777+00:00", "title": "Unauthenticated access to VPN pass-through and WAN ping filter settings via POST /cgi-bin/cstecgi.cgi in TOTOLINK T6 firmware", "updated": "2026-08-28T23:00:14.267762+00:00", "vendors": ["totolink", "totolink$PRODUCT$t6"], "weaknesses": ["CWE-284"]}