{"schema":"threatline.record/2","record":{"id":"CVE-2021-36742","aliases":[],"summary":"Trend Micro Multiple Products Improper Input Validation Vulnerability","details":"Trend Micro Apex One, Apex One as a Service, and Worry-Free Business Security contain an improper input validation vulnerability that allows for privilege escalation.","categories":["Applications & CMS"],"product":"Apex One, Apex One as a Service, and Worry-Free Business Security","vendor":"Trend Micro","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-36742","source_modified_at":"2025-10-21T23:25:39.588Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Trend Micro Apex One","vendor":"Trend Micro","versions":[{"status":"affected","version":"2019, SaaS"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-36742","source_modified_at":"2025-10-21T23:25:39.588Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Trend Micro OfficeScan","vendor":"Trend Micro","versions":[{"status":"affected","version":"XG SP1"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-36742","source_modified_at":"2025-10-21T23:25:39.588Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Trend Micro Worry-Free Business Security","vendor":"Trend Micro","versions":[{"status":"affected","version":"10.0 SP1"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2021-11-03","due_date":"2021-11-17","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.01482,"percentile":0.73771,"score_date":"2026-10-23"},"published_at":"2021-07-29T19:23:14.000Z","modified_at":"2025-10-21T23:25:39.588Z","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-2021-36742","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:25:39.588Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2021-36742","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://success.trendmicro.com/dcx/s/solution/000287819?language=en_US, https://success.trendmicro.com/dcx/s/solution/000287820?language=en_US","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36742","source":"CISA KEV"},{"source":"CVE List","url":"https://success.trendmicro.com/solution/000287819","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://success.trendmicro.com/solution/000287820","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://success.trendmicro.com/jp/solution/000287796","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://success.trendmicro.com/jp/solution/000287815","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36742","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-02-06T19:39:21.806477Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:25:39.588Z","content_hash":"13210a89baa2e3529e8e483e954f7080b811bc9522a9e878673d499ceb20af18"}}