{"id":"CVE-2022-26871","published":"2022-03-29T21:15:07Z","modified":"2026-06-17T04:36:02Z","title":"Trend Micro Apex Central Arbitrary File Upload Vulnerability","vendor":"Trend Micro","product":"Apex Central","tier":"core","eol":null,"description":{"text":"An arbitrary file upload vulnerability in Trend Micro Apex Central could allow an unauthenticated remote attacker to upload an arbitrary file which could lead to remote code execution.","provenance":"source","from":"NVD"},"summary":{"text":"A flaw in Trend Micro Apex Central allows arbitrary file upload, which could lead to remote code execution. An unauthenticated remote attacker with network access can exploit it without user interaction, uploading a file to the affected product.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:12:17Z"},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.19481,"percentile":0.97365,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2022-03-31","dueDate":"2022-04-21","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2022-26871","provenance":"source"},"vulncheckKev":{"dateAdded":"2022-03-31","exploitedFirstSeen":"2022-03-31","ransomware":false,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2022-03-31"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-03-31"},{"url":"https://raw.githubusercontent.com/blackorbird/APT_REPORT/master/summary/2023/360_APT_Annual_Research_Report_2022.pdf","date":"2023-01-17"},{"url":"https://www.mandiant.com/resources/blog/zero-days-exploited-2022","date":"2023-03-20"}],"evidenceTotal":4,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 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2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-345","name":"Insufficient Verification of Data Authenticity"},{"id":"CWE-184","name":"Incomplete List of Disallowed Inputs"}],"references":[{"url":"https://appweb.trendmicro.com/supportNews/NewsDetail.aspx?id=4435","tags":["Vendor Advisory"]},{"url":"https://jvn.jp/vu/JVNVU99107357","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://success.trendmicro.com/jp/solution/000290660","tags":["Mitigation","Patch","Vendor Advisory"]},{"url":"https://success.trendmicro.com/solution/000290678","tags":["Mitigation","Patch","Vendor Advisory"]},{"url":"https://www.jpcert.or.jp/english/at/2022/at220008.html","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://appweb.trendmicro.com/supportNews/NewsDetail.aspx?id=4435","tags":["Vendor Advisory"]},{"url":"https://jvn.jp/vu/JVNVU99107357","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://success.trendmicro.com/jp/solution/000290660","tags":["Mitigation","Patch","Vendor Advisory"]},{"url":"https://success.trendmicro.com/solution/000290678","tags":["Mitigation","Patch","Vendor Advisory"]},{"url":"https://www.jpcert.or.jp/english/at/2022/at220008.html","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26871","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Unauthenticated remote exploitation of public-facing management app","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"An arbitrary file upload vulnerability in Trend Micro Apex Central could allow an unauthenticated remote attacker","start":0,"end":113}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Uploaded file yields remote code execution","mappingType":"primary_impact","evidence":[{"from":"description","quote":"could lead to remote code execution","start":148,"end":183}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2022-31420","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-31420","exploited":true,"exploitedSince":"2022-03-31","provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2022-03-29","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-26871","provenance":"source"},{"date":"2022-03-31","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","provenance":"source"},{"date":"2022-03-31","kind":"kev","label":"Added to CISA 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product","points":0.0,"detail":"supported or unknown"}]}}