{"schema":"threatline.record/2","record":{"id":"CVE-2026-39993","aliases":[],"summary":"Path Traversal to Root RCE in QNAP Download Station via Addon/Search addon Parameter","details":"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","categories":["Unclassified"],"product":"Download Station","vendor":"QNAP Systems Inc.","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-39993","source_modified_at":"2026-10-15T14:48:37.464Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Download Station","vendor":"QNAP Systems Inc.","versions":[{"status":"affected","version":"5.10.x","lessThan":"5.10.2.313","versionType":"custom"},{"status":"affected","version":"5.11.x","lessThan":"5.11.3.322","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-39993","source_modified_at":"2026-10-15T14:48:37.464Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Download Station","ecosystem":null},"version":"5.10.2.313","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-39993","source_modified_at":"2026-10-15T14:48:37.464Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Download Station","ecosystem":null},"version":"5.11.3.322","basis":"first unaffected version stated in the CVE record"}],"cvss":8.7,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00362,"percentile":0.28803,"score_date":"2026-10-23"},"published_at":"2026-10-15T07:00:00.379Z","modified_at":"2026-10-15T14:48:37.464Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-39993","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T14:48:37.464Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-39993","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.qnap.com/en/app_releasenotes/list.php?app_choose=DownloadStation","tags":["release-notes"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-15T14:48:28.494394Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-15T14:48:37.464Z","content_hash":"dcd8577787cb83eed83e244c674f5e8c3564ed068fa02e0c8f8ba6e82c8db489"}}