Trend Micro TrendAI Apex One/TrendAI Apex One as a Service origin validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Trend Micro TrendAI Apex One and TrendAI Apex One as a Service. It has been classified as critical. This vulnerability affects unknown code. The manipulation leads to origin validation. This vulnerability is uniquely identified as CVE-2026-45206. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Trend Micro TrendAI Apex One and TrendAI Apex One as a Service (unknown version) and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a origin validation vulnerability. Using CWE to declare the problem leads to CWE-346. The product does not properly verify that the source of data or communication is valid. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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-2026-45207 but exists in a different process protection 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.

It is possible to read the advisory at success.trendmicro.com. The identification of this vulnerability is CVE-2026-45206 since 05/11/2026. The exploitation is known to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/24/2026).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2026-31278) and CERT Bund (WID-SEC-2026-1643). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Trend Micro Apex One

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (trendmicro): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Origin validation
CWE: CWE-346 / CWE-345
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/11/2026 CVE reserved
05/21/2026 +10 days Advisory disclosed
05/21/2026 +0 days VulDB entry created
05/24/2026 +3 days VulDB entry last update

Sourcesinfo

Vendor: trendmicro.com

Advisory: success.trendmicro.com
Status: Confirmed

CVE: CVE-2026-45206 (🔒)
GCVE (CVE): GCVE-0-2026-45206
GCVE (VulDB): GCVE-100-365027
EUVD: 🔒
CERT Bund: WID-SEC-2026-1643 - Trend Micro Apex One: Mehrere Schwachstellen ermöglichen Privilegieneskalation und die Ausführung von Code

Entryinfo

Created: 05/21/2026 16:41
Updated: 05/24/2026 06:02
Changes: 05/21/2026 16:41 (61), 05/21/2026 19:58 (1), 05/24/2026 06:02 (7)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

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