CVE-2022-40139: Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability

High severity, CVSS 7.2. Actively exploited: in CISA KEV since 2022-09-15. EPSS: 3.3% chance of exploitation in the next 30 days.

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.

Affected products

• Trend Micro Apex One: affected versions not specified; version 2019 only

Published 2022-09-19. Last modified 2026-06-17.