CVE-2025-34246

Advantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxPrevalidationController.ajaxAction()

Published: Nov 6, 2025Updated: Nov 28, 2025 Sources: CVE List NVD BDUCWE-89

6.5MEDIUM

Description

Advantech WebAccess/VPN versions prior to 1.1.5 contain a SQL injection vulnerability in AjaxPrevalidationController.ajaxAction() that allows an authenticated low-privileged observer user to inject SQL via datatable search parameters, leading to disclosure of database information.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:NIntegrity

None

A:NAvailability

None

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Weaknesses

CWE-89

Affected Products

Advantech

commercial·TWaka webaccess, r-seenet, advantech webaccess

commercial·TWaka advantech

Advantech WebAccess/VPN

ICS / OT / IoT

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Initial Access

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References

https://icr.advantech.com/support/router-models/download/511/sa-2025-01-vpn-portal-2025-11-06.pdf

icr.advantech.com

https://www.vulncheck.com/advisories/advantech-webaccess-vpn-sqli-via-ajaxprevalidationcontroller

vulncheck.com

https://icr.advantech.com/download/software

icr.advantech.com

and 2 more references View all →

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