{"id":"CVE-2026-17488","title":"IBM i is Affected By An Improper Authentication Vulnerability in SST / DST","summary":"IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication.","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-287"],"vendor":"IBM","product":"i","affected":["i 7.6","i 7.5","i 7.4","i 7.3"],"published":"2026-10-16","updated":"2026-10-16","sourceUpdated":"2026-10-16T18:39:08.562Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-17488","references":[{"url":"https://www.ibm.com/support/pages/node/7292270"}],"tags":["cve.org"],"ingestedAt":"2026-10-16T19:46:24.440Z","slug":"CVE-2026-17488","body":"## Overview\n\nIBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication.\n\n## Affected\n\n- `i 7.6`\n- `i 7.5`\n- `i 7.4`\n- `i 7.3`\n\n## Remediation\n\nIBM i Release5770-999 \nPTF Number(s)PTF Download Link(s)7.6MJ11751 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ11751 7.5MJ11749 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ11749 7.4MJ11750 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ11750 7.3MJ11748 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ11748 \n\n\n\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}