SQL Injection in Advantech Webaccess/vpn
CVE-2025-34241
Advantech WebAccess/VPN versions prior to 1.1.5 contain a SQL injection vulnerability in AjaxDeviceController.ajaxDeviceAction() that allows an authenticated low-privileged observer user to inject SQL via datatable search parameters, leading to disclosure of database information.
Vulnerability class: SQL Injection
EPSS: 0.003 (20.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Advantech Webaccess/vpn — versions 0
- Advantech Webaccess\/vpn
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory, Release Notes, patch)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
- disclosure@vulncheck.com (Product, product)
Frequently asked questions
- What is CVE-2025-34241?
- CVE-2025-34241 is a medium-severity vulnerability in Advantech Webaccess/vpn, classified under SQL Injection. CVSS score: 6.5/10. Published 2025-11-06.
- How severe is CVE-2025-34241?
- Medium severity. CVSS v3 base score is 6.5 out of 10.