{"id":"CVE-2026-109681","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-109681","generatedAt":"2026-10-28T07:41:29.343Z","title":"A rogue FTP server can specify any IP:port in the 227 Passive Mode response, causing the operator's machine to open a TCP connection to an arbitrary host.","description":"The FTP client trusts the server's PASV response IP:port without validation against the control connection target. A rogue FTP server can specify any IP:port in the 227 Passive Mode response, causing the operator's machine to open a TCP connection to an arbitrary host.","published":"2026-10-21T00:17:18.000Z","lastModified":"2026-10-22T15:25:35.000Z","status":"Awaiting Analysis","sourceIdentifier":"cve@rapid7.com","cvss":{"version":"3.1","score":4.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N"},"cwe":["CWE-918"],"affected":[],"epss":{"score":0.00201,"percentile":0.09962,"date":"2026-10-27","history":[{"date":"2026-10-21","score":0.00201,"percentile":0.09515}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.20%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-21T00:17:18.000Z","detail":{"score":"4.7","severity":"MEDIUM","publishedAt":"2026-10-21T00:17:17.830Z"},"summary":"New CVE, medium severity (CVSS 4.7)."}],"references":[{"url":"https://github.com/rapid7/metasploit-framework/pull/21994","source":"cve@rapid7.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-109681","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}