{"id":"CVE-2026-47790","revision":null,"records":[{"revision":"88a12dde0ff94ea4affc06b95288b348","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-47790","aliases":[],"title":"Privilege Escalation via QuFTP Log-based XSS","description":"A cross-site scripting (XSS) vulnerability has been reported to affect QuFTP Service. If a remote attacker gains a user account, they can then exploit the vulnerability to inject malicious code.\n\nWe have already fixed the vulnerability in the following version:\nQuFTP Service 1.4.6 and later\nQuFTP Service 1.5.5 and later\nQuFTP Service 1.6.5 and later","state":0,"publishedAt":"2026-10-15T09:38:20.936+00:00","modifiedAt":"2026-10-19T08:06:24.726+00:00","affected":[{"ecosystem":"Vendor product","name":"QuFTP Service","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"QNAP Systems Inc.\",\n                    \"product\": \"QuFTP Service\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"1.4.x\",\n                            \"lessThan\": \"1.4.6\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"1.5.x\",\n                            \"lessThan\": \"1.5.5\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"1.6.x\",\n                            \"lessThan\": \"1.6.5\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H","score":6.3,"severity":"MEDIUM"}],"references":["https://www.qnap.com/en/app-release-notes?keyword=QuFTP%20Service&app=QuFTP&product-line=nas"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-47790","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-47790","identifiers":["CVE-2026-47790"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EPSS backfill.","generation":"2026-11-09T06:02:15.5744295+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T06:02:15.5744295+00:00","lastSuccessAt":"2026-11-09T06:02:15.8108397+00:00","error":null,"lastVerifiedAt":"2026-11-09T06:02:15.81084+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. 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