Vulnerability · Published May 21, 2026 · Assigned by trendmicro
CVE-2026-34928
High 7.8
In plain English
A high-severity security flaw in TrendAI Apex One from Trend Micro, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Official description
An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a different named pipe communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Trend Micro, Inc. | TrendAI Apex One | 2019 (14.0) – before 14.0.0.17079 |
| Trend Micro, Inc. | TrendAI Apex One as a Service | SaaS – before 14.0.20731 |
Weakness: CWE-346 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H