CVE-2025-71215

Local Privilege Escalation via TOCTOU in Trend Micro Apex One Mac Agent

Published May 21, 2026 CVSS 3.1 · 7 High EPSS < 1% KEV · Not listed
Description
A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent iCore service signature verification 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).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
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
Type Values Removed Values Added
First Time appeared Trendmicro
Trendmicro apexone Op
Vendors & Products Trendmicro
Trendmicro apexone Op
Type Values Removed Values Added
Title Local Privilege Escalation via Signature Verification TOCTOU in Trend Micro Apex One Mac Agent Local Privilege Escalation via TOCTOU in Trend Micro Apex One Mac Agent
Type Values Removed Values Added
Title Local Privilege Escalation via Signature Verification TOCTOU in Trend Micro Apex One Mac Agent
Type Values Removed Values Added
Weaknesses CWE-367
Metrics cvssV3_1

{'score': 7, 'vector': 'CVSS:3.1/AV:L/AC:H/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'}

Type Values Removed Values Added
Description A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent iCore service signature verification 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
Weaknesses

Sources

Status
PUBLISHED
Assigner
trendmicro
Published
Updated
May 21, 2026, 2:02 PM
Reserved
Feb 11, 2026, 4:33 PM
Status
Analyzed
Published
May 21, 2026, 2:16 PM
Modified
Jul 23, 2026, 4:10 PM