{"id":"CVE-2019-18259","aliases":["EUVD-2019-8056","GHSA-jwh5-53wq-83vf"],"status":"published","title":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could...","description":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0211,"percentile":0.81926,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-290"],"published":"2019-12-16T19:19:04Z","modified":"2026-06-17T02:24:43Z","products":[{"vendor":"omron","product":"plc_cj_firmware"},{"vendor":"omron","product":"plc_cs_firmware"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-346-02","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18259"},{"url":"https://github.com/advisories/GHSA-jwh5-53wq-83vf"}],"sources":{"cve":[{"id":"CVE-2019-18259","description":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.","status":"published","published":"2019-12-16T19:19:04Z","modified":"2024-08-05T01:47:14.082Z","cwes":["CWE-290"],"updated_at":"2026-11-02T14:32:23.803059Z"}],"euvd":[{"id":"EUVD-2019-8056","description":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.","status":"published","published":"2019-12-16T19:19:04Z","modified":"2024-08-05T01:47:14Z","updated_at":"2026-11-03T02:40:28.860423Z"}],"ghsa":[{"id":"GHSA-jwh5-53wq-83vf","title":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could...","description":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.","status":"published","published":"2022-05-24T17:03:43Z","modified":"2023-01-29T05:00:43Z","updated_at":"2026-11-02T14:44:38.905828Z"}],"nvd":[{"id":"CVE-2019-18259","description":"In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.","status":"published","published":"2019-12-16T20:15:15.633Z","modified":"2026-06-17T02:24:43.023Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}