{"id":"CVE-2026-17262","title":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to cause a denial of service due to improper validation of FTP authentication commands.","summary":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to cause a denial of service due to improper validation of FTP authentication commands.","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","cwe":["CWE-78"],"vendor":"IBM","product":"i","affected":["i 7.6","i 7.5","i 7.4","i 7.3"],"published":"2026-09-18","updated":"2026-09-19","sourceUpdated":"2026-09-19T15:16:58.600","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-17262","references":[{"url":"https://www.ibm.com/support/pages/node/7287873","label":"psirt@us.ibm.com"}],"tags":["nvd","cve.org"],"epss":0.00194,"epssPercentile":0.09383,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-19T13:42:11.414789Z"},"ingestedAt":"2026-09-18T19:49:30.595Z","slug":"CVE-2026-17262","body":"## Overview\n\nIBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to cause a denial of service due to improper validation of FTP authentication commands.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}