CVE-2026-65559 in Order Delivery Date Plugin
Summary
by MITRE • 08/06/2026
Shop manager Privilege Escalation in Order Delivery Date for WooCommerce <= 4.6.0 versions.
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Analysis
by VulDB Data Team • 08/06/2026
This vulnerability affects the WooCommerce plugin for wordpress systems where shop managers with limited administrative privileges can escalate their access rights to gain full administrative control over the e-commerce platform. The flaw exists in the order delivery date management functionality within WooCommerce versions up to and including 4.6.0, allowing unauthorized users to manipulate system parameters that should be restricted to administrators only. The privilege escalation occurs through improper access controls implemented in the plugin's backend processing mechanisms, where shop manager roles can submit crafted requests that bypass standard permission checks for delivery date modifications.
The technical implementation of this vulnerability stems from inadequate input validation and authorization checks within the WooCommerce plugin's order management system. When shop managers attempt to modify delivery dates for orders, the system fails to properly verify whether the requesting user possesses sufficient privileges to perform such operations. This weakness creates a path where malicious actors with shop manager credentials can exploit the system by crafting specific API requests or form submissions that appear legitimate but trigger unauthorized administrative functions. The vulnerability is particularly concerning because it operates at the application layer without requiring elevated system access or complex exploitation techniques.
The operational impact of this privilege escalation vulnerability extends beyond simple unauthorized access to encompass potential data breaches, system compromise, and business disruption. Shop managers with escalated privileges could modify critical order information, access sensitive customer data, alter product pricing, manipulate inventory systems, and potentially introduce malicious code into the platform. This vulnerability aligns with CWE-285 which addresses improper authorization in software applications, specifically targeting scenarios where insufficient access controls allow users to perform actions beyond their designated permissions. The implications are particularly severe for e-commerce businesses that rely on WooCommerce as their primary platform since unauthorized access could lead to financial losses and regulatory compliance violations.
Organizations using affected WooCommerce versions should immediately implement multiple layers of mitigation strategies to address this vulnerability. The primary recommendation involves upgrading to the latest stable version of WooCommerce where the privilege escalation issue has been resolved through proper authorization checks and input validation. Additionally, administrators should review and restrict user role permissions within their wordpress installations, ensuring that shop managers only have access to functionality relevant to their responsibilities. Network segmentation and monitoring solutions should be deployed to detect anomalous activities related to order modifications and delivery date changes. This vulnerability demonstrates the importance of regular security updates and proper access control implementation as outlined in the mitre attack framework under privilege escalation techniques where attackers leverage application-level flaws to gain elevated system access. Organizations should also consider implementing web application firewalls and conducting regular penetration testing to identify similar authorization gaps in their e-commerce platforms and other business-critical applications.