External risk intelligence

SteelThemes Nest Addons SQL Injection Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.3)

CVE-2025-54720

The vulnerability exists in a WordPress plugin. WordPress plugins are typically integrated into web applications that are designed to be internet-facing, making this functionality commonly exposed to public network traffic in standard deployments.

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 a WordPress plugin that could allow unauthorized access to sensitive information by manipulating database queries. This issue affects specific versions of the Nest Addons plugin and, if exploited, could lead to a breach of data.

  • Plugin vulnerability allows unauthorized database access.
  • Matters because customer data may be at risk.
  • Confirm if the affected plugin is in use.

Attack Path

How an attacker could exploit the issue

An attacker could exploit this vulnerability by sending specially crafted data over the internet to a website using the affected plugin. This malicious input targets the plugin's handling of SQL commands, potentially allowing the attacker to manipulate database queries. Successful exploitation could lead to unauthorized access to or modification of sensitive data, or disruption of the site's operations.

  • No authentication required for attack.
  • SQL commands in website input.
  • Data exposure and site disruption.

Live Threat

Current exploitation, exposure, and threat context

This SQL injection vulnerability could expose sensitive information stored in the application's database. When an attacker crafts a malicious request that is not properly handled, they may be able to query or manipulate database contents. This could lead to unauthorized access to or leakage of data.

  • Database contents could be affected.
  • Malicious requests could trigger exposure.
  • Data may be accessed or leaked.

Operational Fix

Recommended remediation, mitigation, and detection steps

The application owner or platform team is likely responsible for addressing this SQL injection vulnerability within the Nest Addons plugin. The first practical step is to identify all instances of the affected plugin, determine their exposure and criticality, and then coordinate remediation with the vendor or through planned maintenance.

  • Application owners should triage this issue.
  • Verify plugin reachability and business criticality.
  • Plan coordinated vendor remediation.

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 SteelThemes Nest Addons plugin?

Nest Addons is a software component designed for WordPress environments. Plugins like this typically extend a website's core functionality, allowing administrators to add custom features or design elements to their pages without writing new code from scratch.

What does SQL injection mean for CVE-2025-54720?

This vulnerability, classified as CWE-89, happens when a plugin fails to properly filter user input before including it in database queries. Because the software does not neutralize special characters, an attacker can submit malicious commands that the database then executes, potentially allowing them to view or alter sensitive information.

How can an attacker trigger this vulnerability?

An attacker triggers this flaw by sending specifically crafted network requests to a site running the vulnerable version of the plugin. Simply browsing or interacting with a site in a normal, legitimate way does not activate this issue; it requires an active, intentional attempt to inject unauthorized SQL commands into the application's input fields.

Is my website at risk from this vulnerability?

If you use this plugin, your risk is tied to your site's architecture. According to Halo Surface Signal, because this is a WordPress plugin designed for web applications, it is typically integrated into components that are internet-facing. This means the plugin is often directly reachable by public network traffic, increasing the likelihood that it could be targeted.

What should I do if I use this software?

Your first step is to perform an inventory to identify if and where Nest Addons is currently active in your environment. Once identified, evaluate the plugin's role in your site's operations and coordinate with your team to track official security updates from the vendor to resolve the flaw.

References