Description
A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent cache mechanism could allow a local attacker to escalate privileges on affected installations.

Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The following information is provided as informational only for CVE references, as these were addressed already via ActiveUpdate/SaaS updates in mid to late 2025 (SaaS 2507 & 2005 Yearly Release).
Published: 2026-05-21
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 05 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Trendmicro apex One
CPEs cpe:2.3:a:trendmicro:apex_one:-:*:*:*:-:macos:*:*
cpe:2.3:a:trendmicro:apex_one:-:*:*:*:saas:macos:*:*
Vendors & Products Trendmicro apex One

Fri, 22 May 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Trendmicro
Trendmicro apexone Op
Vendors & Products Trendmicro
Trendmicro apexone Op

Thu, 21 May 2026 20:00:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via Trend Micro Apex One macOS Agent Cache Time‑Of‑Check/TID Vulnerability

Thu, 21 May 2026 17:15:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Cache Mechanism in Trend Micro Apex One (Mac)
Weaknesses CWE-665

Thu, 21 May 2026 15:00:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Cache Mechanism in Trend Micro Apex One (Mac)
Weaknesses CWE-665

Thu, 21 May 2026 14:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-367
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 21 May 2026 13:45:00 +0000

Type Values Removed Values Added
Description A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent cache mechanism could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The following information is provided as informational only for CVE references, as these were addressed already via ActiveUpdate/SaaS updates in mid to late 2025 (SaaS 2507 & 2005 Yearly Release).
References

Subscriptions

Trendmicro Apex One Apexone Op
cve-icon MITRE

Status: PUBLISHED

Assigner: trendmicro

Published:

Updated: 2026-05-21T13:58:40.131Z

Reserved: 2026-02-11T16:33:44.102Z

Link: CVE-2025-71216

cve-icon Vulnrichment

Updated: 2026-05-21T13:55:25.038Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-21T14:16:44.240

Modified: 2026-06-17T10:03:53.697

Link: CVE-2025-71216

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-22T12:38:39Z

Weaknesses