External risk intelligence

Wgcloud 3.6.4 SQL Injection Privilege Escalation Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2026-52472

Wgcloud is a monitoring and management platform typically deployed to monitor infrastructure and networks. Such management platforms are frequently deployed as web-based interfaces that are either directly internet-facing or reachable through a gateway to allow remote administration and monitoring, making them likely to be exposed to the network.

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 exists in Wgcloud, a technology used for monitoring and management, which could allow unauthorized access and privilege escalation. While the specific impact depends on how Wgcloud is deployed and its access within our environment, such issues in management tools warrant attention due to their potential to compromise system oversight. Further assessment is needed to determine if our instances are affected and what the implications might be.

  • Unauthenticated users can gain elevated control.
  • Compromised monitoring tools can disrupt operations.
  • Confirm relevance and potential exposure to our systems.

Attack Path

How an attacker could exploit the issue

An attacker could exploit this vulnerability by sending a specially crafted request to the affected application. This request targets a specific file within the application, allowing the attacker to inject malicious SQL code. If successful, this code could enable the attacker to gain elevated privileges within the system.

  • Network access required.
  • Malicious SQL code injected into file.
  • Privilege escalation and system compromise.

Live Threat

Current exploitation, exposure, and threat context

A SQL injection vulnerability in Wgcloud could allow an unauthenticated remote attacker to escalate privileges. This could occur when the application processes specific inputs related to port information, potentially leading to unauthorized access and control over the Wgcloud system.

  • System data and service behavior.
  • Via network requests to the PortInfoMapper.xml file.
  • Unauthorized system access and control.

Operational Fix

Recommended remediation, mitigation, and detection steps

This SQL injection vulnerability in Wgcloud impacts privilege escalation. Security and infrastructure teams should collaborate to identify deployments of Wgcloud, determine external reachability, and confirm business criticality. Once these factors are assessed, the accountable owner can prioritize and plan remediation efforts based on the identified risk.

  • Identify asset owners and scope.
  • Verify external reachability and criticality.
  • Plan remediation based on risk.

Supplementary metadata

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.

Frequently asked questions

What is Wgcloud?

Wgcloud is a software platform designed for infrastructure monitoring and server management. It helps administrators track system health, network resources, and service performance across IT environments through a centralized, web-based interface.

How does CVE-2026-52472 cause privilege escalation?

This vulnerability is a SQL injection, categorized as CWE-89. It happens when the software fails to properly sanitize input before processing database queries. By sending malicious SQL commands to the PortInfoMapper.xml file, an attacker can manipulate the database, allowing them to bypass security controls and gain unauthorized administrative privileges.

Can this be triggered by local users only?

No, this vulnerability can be triggered by remote attackers over a network. It does not require a local account or prior authentication to initiate. The flaw specifically involves sending crafted network requests to the PortInfoMapper.xml file, rather than requiring physical access or user interaction within the system.

Is my Wgcloud instance at risk?

Halo Surface Signal indicates that Wgcloud is often deployed as a web-facing interface for remote management, making it likely to be reachable from the network. If your instance is exposed to the internet, it is more susceptible to remote attacks, which increases the urgency of assessing your specific environment.

What steps should I take if I run Wgcloud?

Start by identifying all instances of Wgcloud within your environment and confirming their network accessibility. Work with your infrastructure team to verify if these systems are reachable externally. Once you have an inventory of your deployments and their risk levels, coordinate with the asset owners to plan and prioritize necessary security updates.

References