CVE-2025-34241Network attack vector

Database disclosure via injected datatable search parameters

Published Nov 6, 2025 · Updated Nov 6, 2025

SQL injection in Advantech WebAccess/VPN before 1.1.5 allows remote authenticated users to disclose database information. AjaxDeviceController.ajaxDeviceAction() incorporates attacker-controlled datatable search parameters into SQL without proper neutralization. An observer-level account is sufficient, and the documented consequence is database disclosure without service interruption.

CVSS severity6.5
Medium
EPSS probability0.29%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SQL injection in Advantech WebAccess/VPN before 1.1.5 allows remote authenticated users to disclose database information. AjaxDeviceController.ajaxDeviceAction() incorporates attacker-controlled datatable search parameters into SQL without proper neutralization. An observer-level account is sufficient, and the documented consequence is database disclosure without service interruption.

The record

CVE
CVE-2025-34241
Published
Nov 6, 2025
Updated
Nov 6, 2025
Vendor
Advantech
Product
WebAccess/VPN
Classifications
CWE-89, CAPEC-66, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 6, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 6, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <1.1.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Advantech · WebAccess/VPNversion=0 <1.1.5

Published CVSS scores

5.3VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
6.5NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
5.4AdvantechCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CAPEC-66SQL Injection
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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