External risk intelligence

WP Maps Unauthenticated SQL Injection Vulnerability.

CVE advisorySeverity: CRITICAL (CVSS 9.3)

CVE-2026-39492

An unauthenticated SQL injection vulnerability exists in a WordPress plugin, potentially allowing attackers to manipulate database queries. This could impact data integrity and availability for organizations using the plugin for mapping features.

4Halo Surface Signal

SQL Injection

External exposure likelihood

Halo Surface Signal score for CVE-2026-39492

This vulnerability affects a WordPress plugin. WordPress plugins are commonly used to extend public-facing web applications, making the vulnerable code directly accessible via the internet as part of the website's standard web interface.

PCI scan relevance

PCI Relevance for CVE-2026-39492

Yes

CVE-2026-39492 — Halo PCI Relevance: Yes. Under typical PCI ASV external scan criteria, this issue may be flagged for scan prioritization.

This vulnerability is a SQL injection, which can lead to an automatic PCI Data Security Standard (DSS) scan failure.

Scan-prioritization guidance only—not a PCI DSS certification or ASV attestation.

Horizon Alert

Summary of the vulnerability and why it matters

A critical vulnerability has been identified in a popular WordPress plugin, allowing unauthenticated attackers to potentially access or manipulate sensitive database information by injecting malicious SQL code. The broad nature of this threat means it could affect many organizations using this plugin for mapping features on their websites, necessitating an understanding of its potential reach.

  • Attackers can inject code via public websites.
  • It affects widely used mapping functionality.
  • Confirm plugin use and assess relevant exposure.

Attack Path

How an attacker could exploit the issue

An attacker can exploit this vulnerability by sending a specially crafted request to a vulnerable website. This request targets a specific feature within the WP Maps plugin that does not properly sanitize user input. Because the vulnerability is unauthenticated, an attacker does not need to log in to a website to trigger it. Successful exploitation could allow an attacker to manipulate database queries.

  • No authentication required.
  • SQL query input manipulation.
  • Database access and manipulation.

Live Threat

Current exploitation, exposure, and threat context

A critical SQL injection vulnerability in WP Maps could allow unauthenticated attackers to execute arbitrary SQL commands on the server when supported by the advisory. This could impact the integrity and availability of the WordPress site.

  • Database queries could be manipulated.
  • Attacker executes SQL commands via network.
  • Site data integrity and availability impacted.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

This SQL injection vulnerability in WP Maps could impact organizations using the plugin on their websites. Responsibility for remediation likely falls to the website's application owner or the platform team managing the WordPress instance, with coordination from the network or security team to assess exposure and vendor management if the plugin is from a third party. The initial step should be to identify all instances of the affected plugin, confirm their reachability and business criticality, and then prioritize action based on these findings.

  • Application or platform owner.
  • Verify plugin presence and exposure.
  • Plan targeted remediation or mitigation.

Frequently asked questions

What is the WP Maps plugin?

WP Maps is a software component designed for WordPress sites to add interactive mapping and location-based features. It is typically used by website administrators to display store locators, service areas, or custom maps directly on public-facing pages for visitors to interact with.

What does SQL injection mean for CVE-2026-39492?

This vulnerability is classified as CWE-89, which means the software fails to properly filter user-provided data before using it in database queries. Because of this weakness, an attacker can supply malicious commands that trick the application into revealing or altering information within the site's database.

How is this vulnerability triggered?

An attacker triggers this flaw by sending a specially crafted network request to the vulnerable plugin. It does not require any user account or password, meaning anyone with access to the website can potentially initiate the attack. Interactions that do not send specific data inputs to the affected plugin feature will not trigger this bug.

Why should I care about this CVE if my site is public?

According to Halo Surface Signal, this vulnerability is particularly relevant because WordPress plugins are often integrated into public-facing web pages. Since the plugin is part of your standard website interface, it is directly accessible over the internet, increasing the likelihood that it could be reached and tested by automated tools or malicious actors.

What are the first steps to address this threat?

Start by auditing your WordPress environment to confirm if the affected plugin is installed and active. Once identified, evaluate the business criticality of the pages where the mapping features are used. Work with your platform or application team to plan for updates or necessary configuration changes to mitigate the risk of unauthorized database access.

References