{"schema":"threatline.record/2","record":{"id":"CVE-2026-21643","aliases":[],"summary":"Fortinet FortiClient EMS SQL Injection Vulnerability","details":"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.","categories":["Network & edge"],"product":"FortiClient EMS","vendor":"Fortinet","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-21643","source_modified_at":"2026-04-14T03:55:26.806Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"FortiClientEMS","vendor":"Fortinet","versions":[{"version":"7.4.4","status":"affected"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":9.1,"severity":"Critical","kev":{"listed":true,"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.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.93871,"percentile":0.99846,"score_date":"2026-10-23"},"published_at":"2026-02-06T08:24:43.877Z","modified_at":"2026-04-14T03:55:26.806Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-21643","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-04-14T03:55:26.806Z"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-21643.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-21643","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Nuclei","EPSS"],"references":[{"source":"CVE List","url":"https://fortiguard.fortinet.com/psirt/FG-IR-25-1142"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21643","source":"CISA KEV"},{"source":"CVE List","url":"https://github.com/0xBlackash/CVE-2026-21643/blob/main/cve-2026-21643.py","tags":["exploit"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21643","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2026-02-06T00:00:00+00:00"},"exploits":[{"source":"Nuclei","kind":"Scanner template","name":"Fortinet FortiClientEMS 7.4.4 - SQL Injection","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-21643.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"vendor and product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-04-14T03:55:26.806Z","content_hash":"a25edf45da601e8095f31931ca3c39f802ce22f503b74d5bbc0bc09d7dc5fba1"}}