CVE-2026-45206: Trend Micro TrendAI Apex One · Origin Validation Error
Affects Trend Micro TrendAI Apex OneSource CVE Database V5
Mentioned vulnerabilities
Not known to be exploited · CVSS 7.8 High.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 21 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Trend Micro, Inc.TrendAI Apex One | Affected
| Fixed in– |
| Trend Micro, Inc.TrendAI Apex One as a Service | Affected
| Fixed in– |
CPE configurations (2)
cpe:2.3:a:trendmicro:apexone_op:14.0.0.17079:*:*:*:*:*:*:*cpe:2.3:a:trendmicro:apexone_saas:14.0.0.20731:*:*:*:*:*:*:*
AI-suggested
Until an official fix is released, restrict local access to trusted users only and monitor for suspicious local activity related to the Apex One agent. Avoid deploying untrusted code on affected systems.
Description
CVE-2026-45206 is an origin validation vulnerability in Trend Micro's Apex One/SEP agent version 2019 (14.0) that allows a local attacker with low privileges to escalate their privileges. The vulnerability arises from improper origin validation in a process protection communication mechanism. It has a high severity rating with a CVSS score of 7.8. Exploitation requires prior ability to execute low-privileged code on the target system. No patch or official remediation has been confirmed yet.