External risk intelligence

SQL Injection Vulnerability in HieCOR Payment Gateway Plugin

CVE advisorySeverity: CRITICAL (CVSS 9.3)

CVE-2025-52773

This vulnerability affects a payment gateway plugin for WordPress. Payment gateway plugins are designed to process transactions, which requires them to handle external requests, interact with payment processors, and typically operate within an internet-facing web application environment.

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

This CVE addresses a critical vulnerability in the HieCOR Payment Gateway Plugin, specifically an SQL injection flaw that could allow unauthorized access to data. The issue affects versions up to and including 1.5.11. Given the nature of payment gateway plugins, confirming the relevance and exposure of this vulnerability is the main concern.

  • Allows unauthorized access to payment data.
  • Crucial for financial transaction security.
  • Assess your exposure to this plugin.

Attack Path

How an attacker could exploit the issue

An attacker could exploit this vulnerability by sending specially crafted input over the network to the vulnerable payment gateway plugin. Because the plugin does not properly sanitize this input, the attacker can manipulate database queries, potentially leading to unauthorized access or modification of sensitive payment information.

  • Attacker can reach via network.
  • Malicious input triggers SQL injection.
  • Compromised payment data is at risk.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability could allow an attacker to interfere with how the HieCOR Payment Gateway Plugin processes specific commands, potentially leading to unauthorized access to or manipulation of the underlying database. This could occur when the plugin is exposed to network access and improperly handles certain inputs.

  • Sensitive payment gateway data.
  • Via network requests to the plugin.
  • Compromised transaction integrity.

Operational Fix

Recommended remediation, mitigation, and detection steps

Identifying the specific application or infrastructure teams responsible for managing the HieCOR Payment Gateway Plugin is the critical first step. This involves confirming the plugin's presence within your WordPress environments, assessing its exposure to external access, and determining its business criticality to prioritize remediation efforts, likely involving coordination with the vendor if direct fixes are not available.

  • Own by: Application or platform owners.
  • Verify first: Plugin presence and external reachability.
  • Action: Plan vendor-coordinated updates.

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 the HieCOR Payment Gateway Plugin?

It is a software extension for WordPress designed to connect an e-commerce site with the HieCOR payment processing system. It enables online stores to securely handle customer financial transactions and communicate payment data between the website and the HieCOR gateway infrastructure.

What does SQL injection mean for CVE-2025-52773?

This vulnerability, classified as CWE-89, happens when the plugin fails to filter malicious input. By sending crafted data, an attacker can trick the plugin into executing unauthorized commands directly against the website's database, potentially exposing or altering sensitive information.

How is this SQL injection flaw triggered?

An attacker triggers this by sending malicious network requests to the plugin that contain unsanitized input. It is important to note that simply viewing the website or interacting with standard pages does not trigger the bug; the attacker must specifically target the plugin's data-handling functions.

Do I need to worry about this if my site is not public?

According to Halo Surface Signal, this plugin is inherently designed for internet-facing environments to process external transactions. While internal-only sites have lower risk, any WordPress instance reachable via the network can potentially be targeted if it runs the affected plugin version.

Is there a recommended first step to take?

Begin by auditing your WordPress environment to confirm if the HieCOR Payment Gateway Plugin is installed and verify its version. If you are using version 1.5.11 or earlier, coordinate with your infrastructure team to isolate the plugin and check for official security updates from the vendor.

References