CVE-2025-67945 in MailerLite Plugin
Summary
by MITRE • 01/22/2026
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in MailerLite MailerLite – WooCommerce integration woo-mailerlite allows SQL Injection.This issue affects MailerLite – WooCommerce integration: from n/a through <= 3.1.2.
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Analysis
by VulDB Data Team • 01/22/2026
The vulnerability CVE-2025-67945 represents a critical SQL injection flaw within the MailerLite WooCommerce integration plugin, specifically impacting versions through 3.1.2. This security weakness stems from improper neutralization of special elements in SQL commands, creating an avenue for malicious actors to execute unauthorized database operations. The vulnerability manifests when user input is directly incorporated into SQL queries without adequate sanitization or parameterization, allowing attackers to manipulate the underlying database structure and potentially gain unauthorized access to sensitive information. The affected plugin serves as a bridge between WooCommerce e-commerce platforms and MailerLite email marketing services, making it a prime target for attackers seeking to exploit e-commerce data repositories.
The technical implementation of this vulnerability falls under CWE-89, which categorizes SQL injection as a condition where untrusted data is embedded directly into SQL command strings. In the context of the MailerLite WooCommerce integration, this occurs when the plugin processes user-supplied parameters through database queries without proper input validation or parameter binding mechanisms. Attackers can exploit this weakness by crafting malicious input that alters the intended SQL query execution path, potentially enabling them to extract database contents, modify existing records, or even execute administrative commands on the database server. The vulnerability's impact extends beyond simple data theft as it can facilitate further exploitation techniques including privilege escalation and lateral movement within the affected system infrastructure.
The operational impact of CVE-2025-67945 poses significant risks to e-commerce businesses utilizing the MailerLite WooCommerce integration, particularly those handling sensitive customer data including personal information, purchase histories, and financial details. Successful exploitation could result in unauthorized access to customer databases, leading to potential data breaches that violate privacy regulations such as gdpr and pci dss. The vulnerability affects the plugin's ability to securely process user inputs during various operations including form submissions, user account management, and order processing within the WooCommerce environment. Organizations may experience service disruption, reputational damage, and potential legal consequences from data exposure incidents. The attack surface is particularly concerning given that WooCommerce platforms often serve as central repositories for business-critical information, making them attractive targets for cybercriminals seeking to leverage SQL injection vulnerabilities for broader system compromise.
Mitigation strategies for CVE-2025-67945 should prioritize immediate plugin updates to versions that address the SQL injection vulnerability, as recommended by the vendor. Organizations must implement proper input validation and parameterized queries throughout their application code to prevent similar issues in future deployments. The implementation of web application firewalls and database activity monitoring systems can provide additional layers of protection against exploitation attempts. Security teams should conduct comprehensive vulnerability assessments of all integrated plugins and components to identify potential similar weaknesses. Regular security audits and penetration testing should be performed to ensure that input sanitization mechanisms remain effective against evolving attack vectors. Compliance with industry standards such as owasp top ten and nist cybersecurity framework should guide the implementation of robust security controls. System administrators must also establish incident response procedures specifically tailored to handle database-related security breaches and ensure proper network segmentation to limit potential damage from successful exploitation attempts.