{"schemaVersion":3,"id":"CVE-2026-39989","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"A server-side request forgery (SSRF) vulnerability has been reported to affect Download Station. If a remote attacker gains a user account, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nDownload Station 5.10.1.312 and later\nDownload Station 5.11.2.321 and later","dates":{"published":"2026-10-15T09:30:42.076Z","modified":"2026-10-15T13:43:27.205Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.3,"severity":"medium","version":"4.0","versionLabel":"v4.0","source":"CVE.org","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":5.3,"severity":"medium","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00427,"percentile":0.35627,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[{"date":"2026-10-15T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00427,"percentile":0.35627}],"last30":[{"date":"2026-10-15T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00427,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00427,"percentile":0.35627}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-918","name":"Server-Side Request Forgery (SSRF)","description":"The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/918.html"}],"affected":[{"vendor":"qnap systems inc.","product":"download station","name":"Download Station","label":"download station","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 5.10.x, < 5.10.1.312","noFixRecorded":false,"fixedIn":null},{"text":"≥ 5.11.x, < 5.11.2.321","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 5.10.x, < 5.10.1.312 | ≥ 5.11.x, < 5.11.2.321","eol":null,"hubHref":"/vendor/qnap_systems_inc/download_station"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.qnap.com/en/app_releasenotes/list.php?app_choose=DownloadStation","label":"www.qnap.com/en/app_releasenotes/list.php?app_choose=DownloadStation","hostname":"www.qnap.com","tags":["Release Notes"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-10-15T09:30:42.076Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-15T13:43:27.205Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":21,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T04:42:49.794Z","stale":false,"partial":false}}