{"id":"CVE-2026-39993","revision":"b9f1e0f24a9e48a7b5b169443fff71fb","records":[{"revision":"b9f1e0f24a9e48a7b5b169443fff71fb","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-39993","aliases":[],"title":"Path Traversal to Root RCE in QNAP Download Station via Addon/Search addon Parameter","description":"A relative path traversal vulnerability has been reported to affect Download Station. If a remote attacker gains a user account, they can then exploit the vulnerability to read the contents of unexpected files or system data.\n\nWe have already fixed the vulnerability in the following version:\nDownload Station 5.10.2.313 and later\nDownload Station 5.11.3.322 and later","state":0,"publishedAt":"2026-10-15T07:00:00.379+00:00","modifiedAt":"2026-10-15T14:48:37.464+00:00","affected":[{"ecosystem":"Vendor product","name":"Download Station","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"QNAP Systems Inc.\",\n                    \"product\": \"Download Station\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"5.10.x\",\n                            \"lessThan\": \"5.10.2.313\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"5.11.x\",\n                            \"lessThan\": \"5.11.3.322\",\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:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"}],"references":["https://www.qnap.com/en/app_releasenotes/list.php?app_choose=DownloadStation"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-39993","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-39993","identifiers":["CVE-2026-39993"]},"retained":false,"historicalAffected":[]}],"coverage":[]}