{"id":"CVE-2022-40139","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-40139","generatedAt":"2026-10-27T21:41:41.607Z","title":"Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability","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":"2022-09-19T18:15:10.000Z","lastModified":"2026-06-17T05:01:01.000Z","status":"Analyzed","sourceIdentifier":"security@trendmicro.com","cvss":{"version":"3.1","score":7.2,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["trendmicro/apex one"],"epss":{"score":0.03439,"percentile":0.88888,"date":"2026-10-26","history":[]},"kev":{"listed":true,"dateAdded":"2022-09-15","dueDate":"2022-10-06","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://success.trendmicro.com/dcx/s/solution/000291528?language=en_US;  https://nvd.nist.gov/vuln/detail/CVE-2022-40139"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 6 October 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://success.trendmicro.com/solution/000291528","tags":["Patch","Vendor Advisory"],"source":"security@trendmicro.com"},{"url":"https://success.trendmicro.com/solution/000291528","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40139","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-40139","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}