{"id":"CVE-2026-93744","aliases":["EUVD-2026-106858","GHSA-74rc-m28c-966r"],"status":"published","title":"IBM i Improper Authentication","description":"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 authentication, a bad actor could exploit this vulnerability to alter server-side session security state.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00405,"percentile":0.35265,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2026-10-20T21:41:32Z","modified":"2026-11-11T01:34:39Z","products":[{"vendor":"ibm","product":"i"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7292223","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93744"},{"url":"https://github.com/advisories/GHSA-74rc-m28c-966r"}],"sources":{"cve":[{"id":"CVE-2026-93744","title":"IBM i Improper Authentication","description":"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 authentication, a bad actor could exploit this vulnerability to alter server-side session security state.","status":"published","published":"2026-10-20T21:41:32.677Z","modified":"2026-10-21T15:51:48.687Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:19:54.122945Z"}],"euvd":[{"id":"EUVD-2026-106858","description":"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 authentication, a bad actor could exploit this vulnerability to alter server-side session security state.","status":"published","published":"2026-10-20T21:41:32Z","modified":"2026-10-21T15:51:48Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:59:36.721365Z"}],"ghsa":[{"id":"GHSA-74rc-m28c-966r","title":"IBM i 7.3, 7.4, 7.5, and 7.6 could allow an unathenticated remote attacker to bypass security...","description":"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 authentication, a bad actor could exploit this vulnerability to alter server-side session security state.","status":"published","published":"2026-10-21T00:33:49Z","modified":"2026-10-21T00:34:01Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:14:08.480034Z"}],"nvd":[{"id":"CVE-2026-93744","description":"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 authentication, a bad actor could exploit this vulnerability to alter server-side session security state.","status":"published","published":"2026-10-20T22:21:07.607Z","modified":"2026-11-11T01:34:39.26Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-11T07:23:48.567802Z"}]}}