CVE-2025-34239 - CVE House
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Status published High CVE-2025-34239

Advantech WebAccess/VPN < 1.1.5 Command Injection in AppManagementController.appUpgradeAction()

Vulnerability Description

Advantech WebAccess/VPN versions prior to 1.1.5 contain a command injection vulnerability in AppManagementController.appUpgradeAction() that allows an authenticated system administrator to execute arbitrary commands as the web server user (www-data) by supplying a crafted uploaded filename.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Alex Williams from Pellera Technologies

Affected Vendor

Affected Software

WebAccess/VPN
Vulnerable Versions:
0

Timeline

Official Publish: November 6th, 2025
Last Modified: November 17th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)