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CVE-2026-34926

Quick assessment

Affected
Trend Micro, Inc. TrendAI Apex One
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

TrendAI Apex One是TrendAI公司的一个提供终端防护、恶意软件检测与威胁响应能力的企业安全平台。 TrendAI Apex One存在安全漏洞，该漏洞源于目录遍历，可能导致预先认证的本地攻击者修改服务器上的关键表以注入恶意代码部署到代理。

CVSS 6.7 · Medium KEV EPSS 0.54% · P44

Affected Version Matrix 2

VendorProduct Version RangeStatus
Trend Micro, Inc. TrendAI Apex One 2019 (14.0)< 14.0.0.17079 affected
Trend Micro, Inc. TrendAI Apex One as a Service SaaS< 14.0.20731 affected
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I. Basic Information for CVE-2026-34926

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A directory traversal vulnerability in the Apex One (on-premise) server could allow a pre-authenticated local attacker to modify a key table on the server to inject malicious code to deploy to agents on affected installations. This vulnerability is only exploitable on the on-premise version of Apex One and a potential attacker must have access to the Apex One Server and already obtained administrative credentials to the server via some other method to exploit this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
TrendAI Apex One 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TrendAI Apex One是TrendAI公司的一个提供终端防护、恶意软件检测与威胁响应能力的企业安全平台。 TrendAI Apex One存在安全漏洞，该漏洞源于目录遍历，可能导致预先认证的本地攻击者修改服务器上的关键表以注入恶意代码部署到代理。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Trend Micro, Inc. TrendAI Apex One 2019 (14.0) ~ 14.0.0.17079 cpe:2.3:a:trendmicro:apexone_op:14.0.0.17079:*:*:*:*:*:*:*
Trend Micro, Inc. TrendAI Apex One as a Service SaaS ~ 14.0.20731 cpe:2.3:a:trendmicro:apexone_saas:14.0.0.20731:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-34926

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III. Intelligence Information for CVE-2026-34926

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Vendor Advisories for CVE-2026-34926 (4)

Same Patch Batch · Trend Micro, Inc. · 2026-05-21 · 16 CVEs total

CVE-2025-71211 9.8 CRITICAL Trend Micro Apex One 路径遍历漏洞
CVE-2025-71210 9.8 CRITICAL Trend Micro Apex One 路径遍历漏洞
CVE-2026-45207 7.8 HIGH Trend Micro Apex One和TrendAI Vision One Endpoint Security - Standard Endpoint Protection 访
CVE-2026-45208 7.8 HIGH Trend Micro Apex One和TrendAI Vision One Endpoint Security - Standard Endpoint Protection 安
CVE-2026-45206 7.8 HIGH Trend Micro TrendAI Vision One Endpoint Security - Standard Endpoint Protection 访问控制错误漏洞
CVE-2026-34928 7.8 HIGH Trend Micro Apex One和TrendAI Vision One Endpoint Security - Standard Endpoint Protection 访
CVE-2026-34927 7.8 HIGH Trend Micro Apex One和TrendAI Vision One Endpoint Security - Standard Endpoint Protection 访
CVE-2026-34929 7.8 HIGH Trend Micro Apex One和TrendAI Vision One Endpoint Security - Standard Endpoint Protection 访
CVE-2026-34930 7.8 HIGH Trend Micro Apex One和TrendAI Vision One Endpoint Security - Standard Endpoint Protection 访
CVE-2025-71212 7.8 HIGH Trend Micro Apex One 后置链接漏洞
CVE-2025-71213 7.8 HIGH Trend Micro Apex One 访问控制错误漏洞
CVE-2025-71217 Trend Micro Apex One 访问控制错误漏洞
CVE-2025-71216 Trend Micro Apex One 安全漏洞
CVE-2025-71214 Trend Micro Apex One 访问控制错误漏洞
CVE-2025-71215 Trend Micro Apex One 安全漏洞

IV. Related Vulnerabilities

Same product: TrendAI Apex One
Same vendor: Trend Micro, Inc.
Same weakness: CWE-23

V. Comments for CVE-2026-34926

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