{"id":"CVE-2026-93744","title":"IBM i Improper Authentication","summary":"IBM i 7.3, 7.4, 7.5, and 7.6 could allow an unathenticated remote attacker to bypass security restrictions due to improper access control. By sending a specially crafted HTTP request to any URL within the Navigator application prior to a…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T21:41:32.677Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93744","references":[{"url":"https://www.ibm.com/support/pages/node/7292223"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T22:23:33.693Z","slug":"CVE-2026-93744","body":"## Overview\n\nIBM i 7.3, 7.4, 7.5, and 7.6 could allow an unathenticated remote attacker to bypass security restrictions due to improper access control. By sending a specially crafted HTTP request to any URL within the Navigator application prior to authentication, a bad actor could exploit this vulnerability to alter server-side session security state.\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-SS1 Option 3 \nPTF Number(s)PTF Download Link(s)7.6SJ11740 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11740 7.5SJ11745 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11745 7.4SJ11746 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11746 7.3SJ11747 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11747 \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":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}