{"cve":{"cve_id":"CVE-2026-35616","is_kev":true,"kev_date_added":"2026-04-06","kev_vendor_project":"Fortinet","kev_product":"FortiClient EMS","kev_vulnerability_name":"Fortinet FortiClient EMS Improper Access Control Vulnerability","kev_short_description":"Fortinet FortiClient EMS contains an improper access control vulnerability that may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.","kev_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.","kev_due_date":"2026-04-09","kev_known_ransomware":false,"kev_notes":"Please adhere to Fortinet's guidelines to assess exposure and mitigate risks. Check for signs of potential compromise on all internet accessible Fortinet products affected by this vulnerability. Apply any final mitigations provided by the vendor as soon as they become available. For more information please see: https://fortiguard.fortinet.com/psirt/FG-IR-26-099 ; https://nvd.nist.gov/vuln/detail/CVE-2026-35616","kev_cwes":["CWE-284"],"epss_score":0.88505,"epss_percentile":0.99751,"epss_as_of":"2026-06-23","description":"A improper access control vulnerability in Fortinet FortiClientEMS 7.4.5 through 7.4.6 may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.","published_at":"2026-04-04T00:38:35.828000Z","last_modified_at":null,"cvss_v3_score":9.1,"cvss_v3_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","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-284"],"nvd_references":["https://fortiguard.fortinet.com/psirt/FG-IR-26-099"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-28T23:30:03.705286Z"},"effective_severity":"CRITICAL","badges":["kev","poc","epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"},{"metric":"E","name":"E","value":"F","value_label":"F"},{"metric":"RL","name":"RL","value":"O","value_label":"O"},{"metric":"RC","name":"RC","value":"C","value_label":"Changed"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"fortinet","vendor_name":"fortinet","product_slug":"forticlientems","product_name":"forticlientems","version_start":"7.4.6","version_start_inclusive":true,"version_end":"7.4.6","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:fortinet:forticlientems:7.4.6:*:*:*:*:*:*:*"},{"vendor_slug":"fortinet","vendor_name":"fortinet","product_slug":"forticlientems","product_name":"forticlientems","version_start":"7.4.5","version_start_inclusive":true,"version_end":"7.4.5","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:fortinet:forticlientems:7.4.5:*:*:*:*:*:*:*"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-35616.yaml","title":"FortiClient EMS - Authentication Bypass","author":"ritikchaddha","disclosed_at":null}],"news":[],"references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-099","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2026-04-04T00:38:35.828000Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2026-04-06T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:53:36.529654Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:53:36.529654Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:53:36.529654Z","label":"CVSS score revised","source":"cvelistv5"}]}