External risk intelligence

Waituk Entrada SQL Injection Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.3)

CVE-2025-39484

The vulnerability affects a WordPress theme. WordPress themes are publicly accessible web components that render content to internet users, making them a common part of internet-facing web application 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

This advisory addresses a critical security vulnerability identified in the Waituk Entrada technology. The issue involves improper handling of special characters in SQL commands, which could allow unauthorized access and manipulation of data. While the specific impact depends on how Entrada is integrated and configured within our systems, vulnerabilities of this nature can pose significant risks to data integrity and system security. The primary concern at this stage is to determine if this technology is in use and, if so, to assess the potential exposure.

SQL injection flaw in Entrada.
Critical flaw could expose sensitive data.
Confirm relevance and assess potential exposure.

Attack Path

How an attacker could exploit the issue

An attacker could exploit this vulnerability by sending specially crafted input to the Waituk Entrada application over the network. This input would target a feature that doesn't properly handle special characters used in SQL commands, leading to an SQL injection. Successful exploitation could allow an attacker to access or manipulate data within the application's database.

No authentication or user interaction is required.
SQL commands are improperly neutralized.
Risk of unauthorized data access and manipulation.

Live Threat

Current exploitation, exposure, and threat context

This SQL injection vulnerability in Waituk Entrada could allow an attacker to manipulate database queries, potentially leading to unauthorized access to sensitive information or service disruption. The attack can occur when a specially crafted request is sent to the application, and if successfully exploited, it may impact the integrity and availability of the application's data.

Database queries and records.
Via specially crafted network requests.
Unauthorized access and data alteration.

Operational Fix

Recommended remediation, mitigation, and detection steps

The critical SQL injection vulnerability in Waituk Entrada necessitates a coordinated response. Application owners are primarily responsible for identifying where Entrada is deployed, assessing its exposure and business criticality, and then planning remediation. This process will likely involve collaboration with infrastructure and platform teams, and potentially vendor management if Entrada is a third-party component.

Identify Entrada deployments and accountability.
Verify external reachability and business impact.
Plan remediation based on risk assessment.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

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Frequently asked questions

What is Waituk Entrada?

Waituk Entrada is a WordPress theme. WordPress themes control the visual design and layout of a website. Because they often include specialized features for handling user inputs and database interactions, they act as active components that render content to visitors, making them a standard part of web application infrastructure.

What does SQL injection mean in CVE-2025-39484?

This vulnerability is classified as CWE-89, which is Improper Neutralization of Special Elements used in an SQL Command. In plain English, the theme fails to properly filter user input before sending it to the database. An attacker can use this flaw to 'inject' their own database commands, potentially allowing them to view or alter information stored by the application.

How does an attacker trigger this vulnerability?

An attacker triggers this by sending specially crafted network requests containing malicious SQL input to the theme. It is important to note that this bug is not triggered by standard site navigation or routine user interactions; it requires specific, malicious input designed to exploit the lack of input sanitization in the theme's database queries.

Do I need to worry if my installation is internal?

Halo Surface Signal notes that WordPress themes are typically internet-facing web components. While external-facing sites are the primary concern, any system running this theme remains theoretically at risk. You should assess whether your specific instance is reachable via the network, as internal reachability may still pose risks depending on your network security posture.

When should I take action for this vulnerability?

You should begin by locating all deployments of the Entrada theme within your environment. Since this is a critical flaw, prioritize identifying where it is used and assessing the business impact of those specific sites. Work with your platform or infrastructure teams to plan remediation, ensuring you have a clear understanding of your current usage and accountability.

References

patchstack.com/database/wordpress/theme/entrada/vulnerability/wordpr…

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.