CVE-2026-57393 in WooCommerce PDF Invoice Builder Plugin
Summary
by MITRE • 07/13/2026
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in EDGARROJAS WooCommerce PDF Invoice Builder woo-pdf-invoice-builder allows Retrieve Embedded Sensitive Data.This issue affects WooCommerce PDF Invoice Builder: from n/a through <= 2.0.8.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 07/13/2026
The Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability represents a critical security flaw that enables unauthorized parties to access confidential data that should remain protected within the system boundaries. This particular weakness manifests in the EDGARROJAS WooCommerce PDF Invoice Builder plugin, specifically within the woo-pdf-invoice-builder component, where sensitive system information becomes accessible to entities outside the intended control sphere. The vulnerability allows attackers to retrieve embedded sensitive data through improper access controls and insufficient data protection mechanisms.
This security defect stems from inadequate authorization checks and access control enforcement within the plugin's codebase. When users interact with the PDF invoice generation functionality, the system fails to properly validate user permissions or implement necessary security measures to prevent unauthorized data exposure. The vulnerability exists across all versions of the plugin up to and including version 2.0.8, indicating that this flaw has persisted for an extended period without proper remediation. The issue represents a failure in implementing proper input validation and access control mechanisms that should prevent sensitive information from being exposed to unauthorized actors.
The operational impact of this vulnerability extends beyond simple data exposure, as it creates potential pathways for more sophisticated attacks including credential theft, system reconnaissance, and privilege escalation attempts. Attackers can leverage this weakness to gather information about the underlying system architecture, user credentials, or other sensitive metadata that could be used to compromise the entire WooCommerce platform. The exposed data may include customer information, transaction details, system configurations, or other proprietary data that organizations rely on for maintaining their competitive advantage and regulatory compliance.
This vulnerability aligns with CWE-200, which addresses the exposure of sensitive information to an unauthorized actor, and corresponds to ATT&CK technique T1566.001 related to spearphishing attachments. The weakness creates opportunities for attackers to conduct reconnaissance activities and gather intelligence that can be used to plan more targeted attacks against the affected system. Organizations using this plugin face increased risk of data breaches and compliance violations, particularly in environments subject to regulations such as gdpr, hipaa, or pci dss standards.
Mitigation strategies should prioritize immediate patching of the vulnerable plugin to version 2.0.9 or later, which contains the necessary security fixes and access control improvements. System administrators should implement additional monitoring controls to detect unauthorized access attempts and data exfiltration activities related to the PDF invoice functionality. Network segmentation and least privilege principles should be enforced to limit the potential impact of any successful exploitation attempts. Regular security audits and vulnerability assessments should be conducted to identify similar weaknesses in other plugins or system components that may present comparable exposure risks.