External risk intelligence

FineAdmin SQL Injection Vulnerability Affects ButtonService

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2026-88424

The vulnerability exists in an administrative management interface (FineAdmin) within a service function, which is commonly deployed as an internet-facing web application or management portal, increasing the likelihood of exposure.

SQL Injection

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

A critical vulnerability has been identified in the FineAdmin administrative tool, specifically a SQL injection flaw within the ButtonService. This issue could permit unauthorized access to sensitive database information if exploited.

Admins can read sensitive database information.
Confirms exposure of administrative interfaces.
Assess relevance to current systems.

Attack Path

How an attacker could exploit the issue

An attacker could target an online administrative interface to access sensitive data. By sending specially crafted input to a specific parameter, an attacker could manipulate the application's database queries, potentially leading to unauthorized data retrieval.

Unauthenticated network access is required.
Manipulating the order parameter triggers the vulnerability.
Access to sensitive database information is the risk.

Live Threat

Current exploitation, exposure, and threat context

A SQL injection vulnerability in the field/order parameter of ButtonService.GetListByFilter() could allow unauthorized access to sensitive database information. This could occur when an attacker sends crafted SQL statements through the affected parameter.

Sensitive database information.
Via crafted SQL statements.
Unauthorized data access.

Operational Fix

Recommended remediation, mitigation, and detection steps

The FineAdmin v1.0 SQL injection vulnerability requires coordination between application owners and infrastructure teams to identify affected systems and assess business criticality. The first practical step is to locate all instances of FineAdmin, confirm their exposure and importance, and identify the responsible owner before planning remediation.

Application owners should drive remediation.
Verify FineAdmin deployment and reachability.
Plan maintenance based on identified risk.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

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Frequently asked questions

What is FineAdmin v1.0?

FineAdmin v1.0 is an administrative management tool used to oversee application functions. It acts as a back-end interface that manages system configurations and data operations, such as handling button permissions and lists within a web-based environment.

What does SQL injection mean for CVE-2026-88424?

This vulnerability is classified as CWE-89, or Improper Neutralization of Special Elements used in an SQL Command. It means the application fails to properly filter user-supplied input. An attacker can insert malicious database commands into the software, tricking it into revealing or modifying sensitive data it was never meant to expose.

How is this vulnerability triggered?

The flaw is triggered when the ButtonService.GetListByFilter() function receives input through the 'field' or 'order' parameters. If these fields are sent with crafted SQL statements, the system executes the unintended code. It is not triggered by standard, legitimate administrative use that follows expected parameter formatting.

Why should I care about this if my system is internal?

Halo Surface Signal indicates this vulnerability is likely to be found in internet-facing administrative portals, which are high-value targets. Even if your current deployment seems internal, you should verify its reachability. Systems accessible via a network—especially those exposed to the internet—face a higher risk of unauthenticated exploitation.

What should I do if I run FineAdmin?

Begin by auditing your network to locate every instance of FineAdmin v1.0 currently in operation. Once identified, determine who is responsible for each deployment and assess its business criticality. Coordination between your infrastructure teams and application owners is essential to plan a maintenance window and address the system's exposure.

References

github.com/xuex86438-netizen/FineAdmin.Mvc-Pagination-Sort-Param…

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.