{"id":"CVE-2021-3855","aliases":["EUVD-2021-27095","GHSA-7rgr-cw7h-qwmq"],"status":"published","title":"Command Injection in Liman Central Management System","description":"Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Liman Central Management System Liman MYS (HTTP/Controllers, CronMail, Jobs modules) allows Command Injection.\n\nThis issue affects Liman Central Management System: from 1.7.0 before 1.8.3-462.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01819,"percentile":0.7904,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77"],"published":"2023-02-24T13:02:08Z","modified":"2026-06-17T04:05:54Z","products":[{"vendor":"liman","product":"port_mys"},{"vendor":"liman central management system","product":"liman central management system"}],"references":[{"url":"https://docs.liman.dev/baslangic/guvenlik","tags":["release-notes","x_transferred","Vendor Advisory"]},{"url":"https://www.usom.gov.tr/bildirim/tr-23-0109","tags":["government-resource","broken-link","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0109","tags":["government-resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3855"},{"url":"https://github.com/advisories/GHSA-7rgr-cw7h-qwmq"}],"sources":{"cve":[{"id":"CVE-2021-3855","title":"Command Injection in Liman Central Management System","description":"Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Liman Central Management System Liman MYS (HTTP/Controllers, CronMail, Jobs modules) allows Command Injection.\n\nThis issue affects Liman Central Management System: from 1.7.0 before 1.8.3-462.","status":"published","published":"2023-02-24T13:02:08.734Z","modified":"2026-05-18T11:56:26.437Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-27095","description":"Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Liman Central Management System Liman MYS (HTTP/Controllers, CronMail, Jobs modules) allows Command Injection.\n\nThis issue affects Liman Central Management System: from 1.7.0 before 1.8.3-462.","status":"published","published":"2023-02-24T13:02:08Z","modified":"2026-05-18T11:56:26Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:21:16.642345Z"}],"ghsa":[{"id":"GHSA-7rgr-cw7h-qwmq","title":"Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability...","description":"Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Liman MYS (HTTP/Controllers, CronMail, Jobs modules) allows Command Injection.This issue affects Liman MYS: from 1.7.0 before 1.8.3-462.","status":"published","published":"2023-03-01T09:30:29Z","modified":"2026-05-18T15:31:35Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:08:11.468783Z"}],"nvd":[{"id":"CVE-2021-3855","description":"Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Liman Central Management System Liman MYS (HTTP/Controllers, CronMail, Jobs modules) allows Command Injection.\n\nThis issue affects Liman Central Management System: from 1.7.0 before 1.8.3-462.","status":"published","published":"2023-03-01T08:15:10.03Z","modified":"2026-06-17T04:05:54.123Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:07:07.323379Z"}]}}