ZDI-26-321: TrendAI Vision One Security Agent Origin Validation Error Local Privilege Escalation Vulnerability

Published May 28, 2026
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of TrendAI Vision One Security Agent. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-34928.

Affected Software

1 affected component
Trend Micro TrendAI Vision One Security Agent

Event History

May 28, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-26-321?

ZDI-26-321 has a CVSS rating indicating a risk severity of 46.

2

How do I fix ZDI-26-321?

To fix ZDI-26-321, ensure that you apply the latest security patches available for Trend Micro TrendAI Vision One Security Agent.

3

Who is affected by ZDI-26-321?

ZDI-26-321 affects installations of the Trend Micro TrendAI Vision One Security Agent.

4

What type of vulnerability is ZDI-26-321?

ZDI-26-321 is a local privilege escalation vulnerability.

5

What does ZDI-26-321 allow attackers to do?

ZDI-26-321 allows local attackers to escalate privileges on systems with the vulnerable software.

Contact

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