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Findings

CVE-2022-40139

Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability

Published Sep 15, 2022 · updated Jun 16, 2026 · trendmicro apex one

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.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 15, 2022 · Catalog

    Detected

    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

  2. Sep 15, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Oct 6, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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

Required action

Apply updates per vendor instructions.

CISA due date Oct 6, 2022

Affected

  • cpe trendmicro/apex oneversion unspecified
  • cpe trendmicro/apex one2019
  • vendor Trend Micro Apex One and Apex One as a Serviceversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2022-40139

    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.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2022-40139

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-40139

    30-day exploitation probability 3.3%

    first.org
  • NIST NVDVulnerability recordCVE-2022-40139

    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 rem

    nvd.nist.gov

References