{"id":"CVE-2026-21643","aliases":["EUVD-2026-5681","GHSA-r6vr-hwpr-qqch"],"status":"published","title":"An improper neutralization of special elements used in an sql command ('sql injection')...","description":"An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.97735,"percentile":0.99905,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-89"],"published":"2026-02-06T08:24:43Z","modified":"2026-11-06T15:42:04Z","kev":{"date_added":"2026-04-13","due_date":"2026-04-16","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2026-04-13"},{"source":"kev","since":"2026-04-13"}],"exploits":[{"source":"pocgithub","id":"alirezac0/CVE-2026-21643","title":"alirezac0/CVE-2026-21643","date":"2026-03-27","url":"https://github.com/alirezac0/CVE-2026-21643"},{"source":"pocgithub","id":"ashrafzaryouh/CVE-2026-21643","title":"ashrafzaryouh/CVE-2026-21643","date":"2026-03-28","url":"https://github.com/ashrafzaryouh/CVE-2026-21643"},{"source":"nuclei","id":"CVE-2026-21643","title":"Fortinet FortiClientEMS 7.4.4 - SQL Injection","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-21643.yaml"}],"products":[{"vendor":"fortinet","product":"forticlient ems"},{"vendor":"fortinet","product":"forticlientems"}],"references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-25-1142","tags":["Vendor Advisory"]},{"url":"https://github.com/0xBlackash/CVE-2026-21643/blob/main/cve-2026-21643.py","tags":["exploit","Exploit"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21643","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21643"},{"url":"https://github.com/advisories/GHSA-r6vr-hwpr-qqch"}],"sources":{"cve":[{"id":"CVE-2026-21643","description":"An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.","status":"published","published":"2026-02-06T08:24:43.877Z","modified":"2026-11-06T15:42:04.113Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-89"],"updated_at":"2026-11-06T16:58:45.944646Z"}],"euvd":[{"id":"EUVD-2026-5681","description":"An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.","status":"published","published":"2026-02-06T08:24:43Z","modified":"2026-11-06T15:42:04Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C","level":"critical"}],"exploited_since":"2026-04-13","updated_at":"2026-11-06T17:05:30.736613Z"}],"ghsa":[{"id":"GHSA-r6vr-hwpr-qqch","title":"An improper neutralization of special elements used in an sql command ('sql injection')...","description":"An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.","status":"published","published":"2026-02-06T09:30:29Z","modified":"2026-04-13T18:31:39Z","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"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T15:07:26.169567Z"}],"kev":[{"id":"CVE-2026-21643","title":"Fortinet FortiClient EMS SQL Injection Vulnerability","description":"Fortinet FortiClient EMS contains a SQL injection vulnerability that may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.","cwes":["CWE-89"],"kev":{"date_added":"2026-04-13","due_date":"2026-04-16","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:15.999436Z"}],"nvd":[{"id":"CVE-2026-21643","description":"An improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiClientEMS 7.4.4 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.","status":"published","published":"2026-02-06T09:15:49.33Z","modified":"2026-06-17T10:18:51.89Z","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":"secondary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:12:05.149641Z"}]}}