{"cve":{"cve_id":"CVE-2022-40139","is_kev":true,"kev_date_added":"2022-09-15","kev_vendor_project":"Trend Micro","kev_product":"Apex One and Apex One as a Service","kev_vulnerability_name":"Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability","kev_short_description":"Trend Micro Apex One and Apex One as a Service contain an improper validation of rollback mechanism components that could lead to remote code execution.","kev_required_action":"Apply updates per vendor instructions.","kev_due_date":"2022-10-06","kev_known_ransomware":false,"kev_notes":"https://success.trendmicro.com/dcx/s/solution/000291528?language=en_US;  https://nvd.nist.gov/vuln/detail/CVE-2022-40139","kev_cwes":["CWE-353","CWE-641"],"epss_score":0.02934,"epss_percentile":0.85299,"epss_as_of":"2026-06-23","description":"Improper validation of some components used by the rollback mechanism in Trend Micro Apex One and Trend Micro Apex One as a Service clients could allow a Apex One server administrator to instruct affected clients to download an unverified rollback package, which could lead to remote code execution. Please note: an attacker must first obtain Apex One server administration console access in order to exploit this vulnerability.","published_at":"2022-09-19T18:01:01Z","last_modified_at":null,"cvss_v3_score":7.2,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":null,"nvd_references":["https://success.trendmicro.com/solution/000291528"],"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":"2026-06-29T01:17:16.187107Z"},"effective_severity":"HIGH","badges":["kev"],"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":"H","value_label":"High"},{"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"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"trend-micro","vendor_name":"Trend Micro","product_slug":"trend-micro-apex-one","product_name":"Trend Micro Apex One","version_start":"2019 (on-prem) and SaaS","version_start_inclusive":true,"version_end":"2019 (on-prem) and SaaS","version_end_inclusive":true,"cpe23_uri":"cve5:trend-micro:trend-micro-apex-one:2019 (on-prem) and SaaS:2019 (on-prem) and SaaS"}],"exploit_refs":[],"news":[],"references":[{"url":"https://success.trendmicro.com/solution/000291528","source_type":"MISC","tags":[]}],"timeline":[{"type":"cisa_reported","at":"2022-09-15T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"published","at":"2022-09-19T18:01:01Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:23:44.320163Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:23:44.320163Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:23:44.320163Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:17:16.187107Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:17:16.187107Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:17:16.187107Z","label":"SSVC decision revised","source":"vulnrichment"}]}