{"id":"CVE-2026-18246","aliases":["EUVD-2026-57351","GHSA-xjff-fp5w-v7v9"],"status":"published","title":"IBM i is Affected By security restrictions bypass in Navigator for i","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to an interpretation conflict in the multipart parser.","severity":{"version":"3.1","score":3,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00323,"percentile":0.25557,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-436"],"published":"2026-08-12T16:55:44Z","modified":"2026-10-23T20:10:00Z","products":[{"vendor":"ibm","product":"i"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7283292","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18246"},{"url":"https://github.com/advisories/GHSA-xjff-fp5w-v7v9"}],"sources":{"cve":[{"id":"CVE-2026-18246","title":"IBM i is Affected By security restrictions bypass in Navigator for i","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to an interpretation conflict in the multipart parser.","status":"published","published":"2026-08-12T16:55:44.118Z","modified":"2026-08-13T16:26:44.959Z","cvss":[{"version":"3.1","score":3,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-436"],"updated_at":"2026-11-02T14:20:12.60856Z"}],"euvd":[{"id":"EUVD-2026-57351","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to an interpretation conflict in the multipart parser.","status":"published","published":"2026-08-12T16:55:44Z","modified":"2026-08-13T16:26:44Z","cvss":[{"version":"3.1","score":3,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-02T18:01:55.61982Z"}],"ghsa":[{"id":"GHSA-xjff-fp5w-v7v9","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 due to an interpretation conflict in the multipart parser.","status":"published","published":"2026-08-12T18:31:20Z","modified":"2026-08-12T18:31:28Z","cvss":[{"version":"3.1","score":3,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-436"],"updated_at":"2026-11-02T15:10:23.360888Z"}],"nvd":[{"id":"CVE-2026-18246","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to an interpretation conflict in the multipart parser.","status":"published","published":"2026-08-12T17:17:25.527Z","modified":"2026-10-23T20:10:00.16Z","cvss":[{"version":"3.1","score":3,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-436"],"updated_at":"2026-11-02T14:12:37.217486Z"}]}}