CVE-2025-49239 in Print Invoice & Delivery Notes for WooCommerce Plugin
Summary
by MITRE • 06/06/2025
Cross-Site Request Forgery (CSRF) vulnerability in tychesoftwares Print Invoice & Delivery Notes for WooCommerce allows Cross Site Request Forgery. This issue affects Print Invoice & Delivery Notes for WooCommerce: from n/a through 5.5.0.
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Analysis
by VulDB Data Team • 06/06/2025
This cross-site request forgery vulnerability exists within the tychesoftwares Print Invoice & Delivery Notes for WooCommerce plugin, which is a widely used extension for the popular e-commerce platform. The flaw allows attackers to trick authenticated users into performing unintended actions on the WooCommerce store without their knowledge or consent. The vulnerability affects all versions of the plugin from the initial release through version 5.5.0, indicating a long-standing security issue that has persisted across multiple updates. This type of vulnerability represents a significant risk to online retailers as it can be exploited to manipulate critical business operations through authenticated sessions.
The technical implementation of this CSRF flaw stems from the absence of proper anti-forgery tokens or validation mechanisms in the plugin's administrative interfaces. When users navigate to the plugin's settings or perform administrative actions within the WooCommerce dashboard, the system fails to verify that requests originate from legitimate sources within the same session. This absence of token validation creates a pathway for attackers to craft malicious requests that appear to come from authenticated users. The vulnerability specifically impacts the plugin's functionality related to invoice and delivery note generation, which are core components of e-commerce operations. According to the CWE (Common Weakness Enumeration) classification, this represents a CWE-352 weakness, which is the standard identifier for Cross-Site Request Forgery vulnerabilities. The ATT&CK framework categorizes this under T1531 - Credentials from Password Stores, as successful exploitation could lead to unauthorized administrative access and potential credential compromise.
The operational impact of this vulnerability extends beyond simple data manipulation, as it can enable attackers to perform critical administrative functions such as modifying invoice templates, altering delivery note configurations, or potentially accessing sensitive customer data. An attacker could exploit this vulnerability to inject malicious content into generated documents, manipulate order processing workflows, or even redirect customers to malicious websites through compromised delivery notes. The vulnerability's presence in versions through 5.5.0 suggests that numerous WooCommerce stores may be exposed to this risk, particularly those that have not updated to newer versions. The attack vector typically involves sending crafted HTTP requests to the plugin's endpoints, which are then executed in the context of authenticated sessions. This type of attack can be particularly damaging in retail environments where invoice and delivery note integrity is crucial for customer satisfaction and regulatory compliance. Organizations using this plugin should consider the potential for financial loss, reputation damage, and regulatory violations that could result from unauthorized modifications to their e-commerce operations. The lack of proper input validation and session management in the plugin's codebase creates an environment where attackers can leverage existing user privileges to execute unauthorized commands, making this vulnerability particularly dangerous for businesses relying on automated invoice and delivery processes.
The recommended mitigation strategy involves immediate updating of the plugin to version 5.5.1 or later, which should contain the necessary patches to address the CSRF vulnerability. Organizations should also implement additional security measures such as network segmentation, monitoring for unusual administrative activities, and regular security audits of their e-commerce platforms. The implementation of proper anti-forgery token mechanisms, including the generation and validation of unique tokens for each user session, should be enforced across all administrative endpoints. Security teams should also consider implementing web application firewalls to detect and block suspicious requests targeting the vulnerable plugin endpoints. Regular vulnerability assessments and penetration testing should be conducted to identify similar weaknesses in other plugins or custom code implementations within the WooCommerce ecosystem. The vulnerability highlights the importance of maintaining up-to-date security practices and the critical need for thorough security reviews of third-party plugins before deployment in production environments.