What is CVE-2025-71217?

CVE-2025-71217 is a high-severity vulnerability in Trendmicro Apex_one, classified under Origin Validation Error. CVSS score: 7.8/10. Published 2026-05-21.

How severe is CVE-2025-71217?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Trendmicro Apex_one

CVE-2025-71217

An origin validation error vulnerability in the Trend Micro Apex One (mac) agent self-protection mechanism could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the abi…

EPSS: 0.000 (0.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Trendmicro Apex_one
Trend Micro, Inc. Trendai Apex One (Mac) — versions NA

Weakness classification (CWE)

CWE-346 — Origin Validation Error

References

security@trendmicro.com (Vendor Advisory)
security@trendmicro.com (Third Party Advisory)

Frequently asked questions

What is CVE-2025-71217?: CVE-2025-71217 is a high-severity vulnerability in Trendmicro Apex_one, classified under Origin Validation Error. CVSS score: 7.8/10. Published 2026-05-21.
How severe is CVE-2025-71217?: High severity. CVSS v3 base score is 7.8 out of 10.