{"id":"CVE-2026-18869","aliases":["EUVD-2026-83299","GHSA-m47x-fj2g-vfr5"],"status":"published","title":"IBM i is Affected By Denial of Service and Security Restriction Bypass Vulnerabilities in FTP [, ]","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions and access internal network services due to improper validation of FTP PORT and EPRT commands.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00289,"percentile":0.21717,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-09-18T19:21:31Z","modified":"2026-11-09T19:39:07Z","products":[{"vendor":"ibm","product":"i"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7287873","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18869"},{"url":"https://github.com/advisories/GHSA-m47x-fj2g-vfr5"}],"sources":{"cve":[{"id":"CVE-2026-18869","title":"IBM i is Affected By Denial of Service and Security Restriction Bypass Vulnerabilities in FTP [, ]","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions and access internal network services due to improper validation of FTP PORT and EPRT commands.","status":"published","published":"2026-09-18T19:21:31.192Z","modified":"2026-09-18T19:44:46.501Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:20:12.60856Z"}],"euvd":[{"id":"EUVD-2026-83299","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions and access internal network services due to improper validation of FTP PORT and EPRT commands.","status":"published","published":"2026-09-18T19:21:31Z","modified":"2026-09-18T19:44:46Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:28:07.574446Z"}],"ghsa":[{"id":"GHSA-m47x-fj2g-vfr5","title":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security...","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions and access internal network services due to improper validation of FTP PORT and EPRT commands.","status":"published","published":"2026-09-18T21:32:25Z","modified":"2026-09-18T21:32:29Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:12:12.782251Z"}],"nvd":[{"id":"CVE-2026-18869","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions and access internal network services due to improper validation of FTP PORT and EPRT commands.","status":"published","published":"2026-09-18T20:17:10.703Z","modified":"2026-11-09T19:39:07.753Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-918"],"updated_at":"2026-11-09T22:15:51.974844Z"}]}}