ZDI-26-326: TrendAI Vision One Security Agent Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability
Vulnerability: TrendAI Vision One Security Agent vulnerable to local privilege escalation via improper locking in Apex One NT RealTime Scan service.
Deep Analysis and Expert Commentary
The vulnerability stems from a race condition (Time-Of-Check Time-Of-Use) in the Apex One NT RealTime Scan service, enabling attackers to manipulate object operations and escalate privileges. Exploitation requires initial low-privileged access, making it a post-compromise threat. The flaw's high impact (CVSS 7.8) lies in its ability to grant SYSTEM-level code execution, which could be leveraged to fully compromise affected systems. TrendAI's patch mitigates the issue, but organizations must also enforce least-privilege principles and monitor for unusual privilege escalation attempts. This vulnerability underscores the importance of secure service design and timely updates in endpoint protection solutions.
Action Items
- Apply TrendAI's security update immediately.
- Enforce least-privilege access controls to limit potential exploitation.
- Monitor for unusual privilege escalation attempts in logs.
Original Article Brief Intro
ZDI (Zero Day Initiative) Β· 2026-05-28 Β· Vulnerability: TrendAI Vision One Security Agent vulnerable to local privilege escalation via improper locking in Apex One NT RealTime Scan service.
Related Terms and Notes
CVE IDs
- CVE-2026-45208 β Critical local privilege escalation vulnerability in TrendAI Vision One Security Agent.
Techniques / TTPs
- Local Privilege Escalation
- Privilege Escalation
Context Notes
- Apex One NT RealTime Scan β Service component of TrendAI Vision One where the vulnerability resides.
- Endpoint Security
- TrendAI
- TrendAI Vision One