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CVE-2026-45207: CWE-346: Origin Validation Error in Trend Micro, Inc. TrendAI Apex One

0
High
VulnerabilityCVE-2026-45207cvecve-2026-45207cwe-346
Published: Thu May 21 2026 (05/21/2026, 13:04:25 UTC)
Source: CVE Database V5
Vendor/Project: Trend Micro, Inc.
Product: TrendAI Apex One

Description

An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-45206 but exists in a different process protection communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/21/2026, 13:59:39 UTC

Technical Analysis

This vulnerability (CVE-2026-45207) affects Trend Micro's TrendAI Apex One agent version 2019 (14.0). It involves an origin validation error (CWE-346) in the agent's process protection communication mechanism. A local attacker who can already execute code with low privileges on the system could exploit this flaw to escalate privileges, potentially gaining higher-level access. The vulnerability is similar in nature to CVE-2026-45206 but occurs in a different component. The CVSS 3.1 vector indicates low attack complexity and privileges required, no user interaction, and high impact on confidentiality, integrity, and availability. The vendor has not yet provided an official fix or remediation details, and no exploits are known in the wild at this time.

Potential Impact

Successful exploitation allows a local attacker with low privileges to escalate their privileges on the affected system, potentially leading to full system compromise. The impact affects confidentiality, integrity, and availability of the system. However, exploitation requires prior ability to execute low-privileged code locally, limiting the initial attack vector. No known active exploitation has been reported.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, organizations should restrict local code execution privileges and monitor for suspicious local activity related to the TrendAI Apex One agent. No vendor-provided mitigation or temporary fix is currently available.

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Technical Details

Data Version
5.2
Assigner Short Name
trendmicro
Date Reserved
2026-05-11T13:42:24.970Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null

Threat ID: 6a0f0c4d7b8e1438d00559d7

Added to database: 5/21/2026, 1:44:45 PM

Last enriched: 5/21/2026, 1:59:39 PM

Last updated: 5/21/2026, 4:04:04 PM

Views: 5

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